Home / 852,768,744.56-1,176,828,979.13-500,350,730.48

Finding the Fourth Proportional to 852,768,744.56, 1,176,828,979.13 and 500,350,730.48

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Solution

The fourth proportional to 852,768,744.56, 1,176,828,979.13 and 500,350,730.48 is: 690,488,767.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,768,744.56 : 1,176,828,979.13 = 500,350,730.48 : x
  2. Step 2: Convert to fraction form
    852,768,744.56/1,176,828,979.13 = 500,350,730.48/x
  3. Step 3: Cross multiply
    852,768,744.56x = 1,176,828,979.13 × 500,350,730.48
  4. Step 4: Simplify right side
    852,768,744.56x = 588,827,239,349,342,336
  5. Step 5: Solve for x
    x = 588,827,239,349,342,336/852,768,744.56
  6. Step 6: Final answer
    x = 690,488,767.45

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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.