Home / 671,981,434.80-1,007,972,152.20-573,345,985.20

Finding the Fourth Proportional to 671,981,434.80, 1,007,972,152.20 and 573,345,985.20

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Solution

The fourth proportional to 671,981,434.80, 1,007,972,152.20 and 573,345,985.20 is: 860,018,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,981,434.80 : 1,007,972,152.20 = 573,345,985.20 : x
  2. Step 2: Convert to fraction form
    671,981,434.80/1,007,972,152.20 = 573,345,985.20/x
  3. Step 3: Cross multiply
    671,981,434.80x = 1,007,972,152.20 × 573,345,985.20
  4. Step 4: Simplify right side
    671,981,434.80x = 577,916,786,657,273,472
  5. Step 5: Solve for x
    x = 577,916,786,657,273,472/671,981,434.80
  6. Step 6: Final answer
    x = 860,018,977.80

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Double scale
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1.5x scale

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.