Home / 157,984,526.32-236,891,582.34-71,675,841.40

Finding the Fourth Proportional to 157,984,526.32, 236,891,582.34 and 71,675,841.40

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Solution

The fourth proportional to 157,984,526.32, 236,891,582.34 and 71,675,841.40 is: 107,475,104.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,984,526.32 : 236,891,582.34 = 71,675,841.40 : x
  2. Step 2: Convert to fraction form
    157,984,526.32/236,891,582.34 = 71,675,841.40/x
  3. Step 3: Cross multiply
    157,984,526.32x = 236,891,582.34 × 71,675,841.40
  4. Step 4: Simplify right side
    157,984,526.32x = 16,979,403,483,935,866
  5. Step 5: Solve for x
    x = 16,979,403,483,935,866/157,984,526.32
  6. Step 6: Final answer
    x = 107,475,104.55

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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.