Home / 14,004,815,313.68-19,326,587,353.35-7,574,642,473.76

Finding the Fourth Proportional to 14,004,815,313.68, 19,326,587,353.35 and 7,574,642,473.76

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Solution

The fourth proportional to 14,004,815,313.68, 19,326,587,353.35 and 7,574,642,473.76 is: 10,452,975,363.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004,815,313.68 : 19,326,587,353.35 = 7,574,642,473.76 : x
  2. Step 2: Convert to fraction form
    14,004,815,313.68/19,326,587,353.35 = 7,574,642,473.76/x
  3. Step 3: Cross multiply
    14,004,815,313.68x = 19,326,587,353.35 × 7,574,642,473.76
  4. Step 4: Simplify right side
    14,004,815,313.68x = 146,391,989,439,517,769,728
  5. Step 5: Solve for x
    x = 146,391,989,439,517,769,728/14,004,815,313.68
  6. Step 6: Final answer
    x = 10,452,975,363.16

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Double scale
Find fourth proportional to 14,004,815,314.68, 19,326,587,354.73 and 7,574,642,474.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.