Home / 894,378,332.34-1,234,282,833.57-497,926,501.78

Finding the Fourth Proportional to 894,378,332.34, 1,234,282,833.57 and 497,926,501.78

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Solution

The fourth proportional to 894,378,332.34, 1,234,282,833.57 and 497,926,501.78 is: 687,161,250.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,378,332.34 : 1,234,282,833.57 = 497,926,501.78 : x
  2. Step 2: Convert to fraction form
    894,378,332.34/1,234,282,833.57 = 497,926,501.78/x
  3. Step 3: Cross multiply
    894,378,332.34x = 1,234,282,833.57 × 497,926,501.78
  4. Step 4: Simplify right side
    894,378,332.34x = 614,582,133,526,615,936
  5. Step 5: Solve for x
    x = 614,582,133,526,615,936/894,378,332.34
  6. Step 6: Final answer
    x = 687,161,250.79

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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.