Home / 9,691,782,412.80-14,537,673,619.20-7,369,881,254.40

Finding the Fourth Proportional to 9,691,782,412.80, 14,537,673,619.20 and 7,369,881,254.40

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Solution

The fourth proportional to 9,691,782,412.80, 14,537,673,619.20 and 7,369,881,254.40 is: 11,054,821,881.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,691,782,412.80 : 14,537,673,619.20 = 7,369,881,254.40 : x
  2. Step 2: Convert to fraction form
    9,691,782,412.80/14,537,673,619.20 = 7,369,881,254.40/x
  3. Step 3: Cross multiply
    9,691,782,412.80x = 14,537,673,619.20 × 7,369,881,254.40
  4. Step 4: Simplify right side
    9,691,782,412.80x = 107,140,928,288,727,482,368
  5. Step 5: Solve for x
    x = 107,140,928,288,727,482,368/9,691,782,412.80
  6. Step 6: Final answer
    x = 11,054,821,881.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.