Home / 1,034,436,421.70-1,551,654,632.55-646,697,068.10

Finding the Fourth Proportional to 1,034,436,421.70, 1,551,654,632.55 and 646,697,068.10

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Solution

The fourth proportional to 1,034,436,421.70, 1,551,654,632.55 and 646,697,068.10 is: 970,045,602.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,436,421.70 : 1,551,654,632.55 = 646,697,068.10 : x
  2. Step 2: Convert to fraction form
    1,034,436,421.70/1,551,654,632.55 = 646,697,068.10/x
  3. Step 3: Cross multiply
    1,034,436,421.70x = 1,551,654,632.55 × 646,697,068.10
  4. Step 4: Simplify right side
    1,034,436,421.70x = 1,003,450,501,573,867,776
  5. Step 5: Solve for x
    x = 1,003,450,501,573,867,776/1,034,436,421.70
  6. Step 6: Final answer
    x = 970,045,602.15

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Double scale
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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.