Home / 814,805,833.68-1,124,459,210.76-457,636,552.56

Finding the Fourth Proportional to 814,805,833.68, 1,124,459,210.76 and 457,636,552.56

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Solution

The fourth proportional to 814,805,833.68, 1,124,459,210.76 and 457,636,552.56 is: 631,553,697.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,805,833.68 : 1,124,459,210.76 = 457,636,552.56 : x
  2. Step 2: Convert to fraction form
    814,805,833.68/1,124,459,210.76 = 457,636,552.56/x
  3. Step 3: Cross multiply
    814,805,833.68x = 1,124,459,210.76 × 457,636,552.56
  4. Step 4: Simplify right side
    814,805,833.68x = 514,593,636,706,544,832
  5. Step 5: Solve for x
    x = 514,593,636,706,544,832/814,805,833.68
  6. Step 6: Final answer
    x = 631,553,697.13

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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.