Home / 537,573,602.16-805,705,306.80-278,646,073.20

Finding the Fourth Proportional to 537,573,602.16, 805,705,306.80 and 278,646,073.20

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Solution

The fourth proportional to 537,573,602.16, 805,705,306.80 and 278,646,073.20 is: 417,629,546.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,573,602.16 : 805,705,306.80 = 278,646,073.20 : x
  2. Step 2: Convert to fraction form
    537,573,602.16/805,705,306.80 = 278,646,073.20/x
  3. Step 3: Cross multiply
    537,573,602.16x = 805,705,306.80 × 278,646,073.20
  4. Step 4: Simplify right side
    537,573,602.16x = 224,506,619,896,221,248
  5. Step 5: Solve for x
    x = 224,506,619,896,221,248/537,573,602.16
  6. Step 6: Final answer
    x = 417,629,546.90

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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.