Home / 353,280,407,332.80-530,074,748,117.34-123,712,510,593.06

Finding the Fourth Proportional to 353,280,407,332.80, 530,074,748,117.34 and 123,712,510,593.06

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Solution

The fourth proportional to 353,280,407,332.80, 530,074,748,117.34 and 123,712,510,593.06 is: 185,622,741,964.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,280,407,332.80 : 530,074,748,117.34 = 123,712,510,593.06 : x
  2. Step 2: Convert to fraction form
    353,280,407,332.80/530,074,748,117.34 = 123,712,510,593.06/x
  3. Step 3: Cross multiply
    353,280,407,332.80x = 530,074,748,117.34 × 123,712,510,593.06
  4. Step 4: Simplify right side
    353,280,407,332.80x = 65,576,877,891,580,036,382,720
  5. Step 5: Solve for x
    x = 65,576,877,891,580,036,382,720/353,280,407,332.80
  6. Step 6: Final answer
    x = 185,622,741,964.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.