Home / 1,573,308,046.80-2,359,962,070.20-838,644,008.40

Finding the Fourth Proportional to 1,573,308,046.80, 2,359,962,070.20 and 838,644,008.40

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Solution

The fourth proportional to 1,573,308,046.80, 2,359,962,070.20 and 838,644,008.40 is: 1,257,966,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,308,046.80 : 2,359,962,070.20 = 838,644,008.40 : x
  2. Step 2: Convert to fraction form
    1,573,308,046.80/2,359,962,070.20 = 838,644,008.40/x
  3. Step 3: Cross multiply
    1,573,308,046.80x = 2,359,962,070.20 × 838,644,008.40
  4. Step 4: Simplify right side
    1,573,308,046.80x = 1,979,168,050,224,489,984
  5. Step 5: Solve for x
    x = 1,979,168,050,224,489,984/1,573,308,046.80
  6. Step 6: Final answer
    x = 1,257,966,012.60

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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.