Home / 836,506,655.38-1,154,372,800.99-460,155,139.27

Finding the Fourth Proportional to 836,506,655.38, 1,154,372,800.99 and 460,155,139.27

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Solution

The fourth proportional to 836,506,655.38, 1,154,372,800.99 and 460,155,139.27 is: 635,010,580.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,506,655.38 : 1,154,372,800.99 = 460,155,139.27 : x
  2. Step 2: Convert to fraction form
    836,506,655.38/1,154,372,800.99 = 460,155,139.27/x
  3. Step 3: Cross multiply
    836,506,655.38x = 1,154,372,800.99 × 460,155,139.27
  4. Step 4: Simplify right side
    836,506,655.38x = 531,190,577,009,053,440
  5. Step 5: Solve for x
    x = 531,190,577,009,053,440/836,506,655.38
  6. Step 6: Final answer
    x = 635,010,580.72

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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.