Home / 784,945,707.52-1,083,176,269.10-432,501,975.13

Finding the Fourth Proportional to 784,945,707.52, 1,083,176,269.10 and 432,501,975.13

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Solution

The fourth proportional to 784,945,707.52, 1,083,176,269.10 and 432,501,975.13 is: 596,825,833.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,945,707.52 : 1,083,176,269.10 = 432,501,975.13 : x
  2. Step 2: Convert to fraction form
    784,945,707.52/1,083,176,269.10 = 432,501,975.13/x
  3. Step 3: Cross multiply
    784,945,707.52x = 1,083,176,269.10 × 432,501,975.13
  4. Step 4: Simplify right side
    784,945,707.52x = 468,475,875,799,694,336
  5. Step 5: Solve for x
    x = 468,475,875,799,694,336/784,945,707.52
  6. Step 6: Final answer
    x = 596,825,833.06

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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.