Home / 157,637,488.60-236,267,276.10-80,921,027.80

Finding the Fourth Proportional to 157,637,488.60, 236,267,276.10 and 80,921,027.80

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Solution

The fourth proportional to 157,637,488.60, 236,267,276.10 and 80,921,027.80 is: 121,284,543.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,637,488.60 : 236,267,276.10 = 80,921,027.80 : x
  2. Step 2: Convert to fraction form
    157,637,488.60/236,267,276.10 = 80,921,027.80/x
  3. Step 3: Cross multiply
    157,637,488.60x = 236,267,276.10 × 80,921,027.80
  4. Step 4: Simplify right side
    157,637,488.60x = 19,118,990,817,518,376
  5. Step 5: Solve for x
    x = 19,118,990,817,518,376/157,637,488.60
  6. Step 6: Final answer
    x = 121,284,543.34

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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.