Home / 1,158,499,240.80-1,737,748,861.20-791,167,221.60

Finding the Fourth Proportional to 1,158,499,240.80, 1,737,748,861.20 and 791,167,221.60

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Solution

The fourth proportional to 1,158,499,240.80, 1,737,748,861.20 and 791,167,221.60 is: 1,186,750,832.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,499,240.80 : 1,737,748,861.20 = 791,167,221.60 : x
  2. Step 2: Convert to fraction form
    1,158,499,240.80/1,737,748,861.20 = 791,167,221.60/x
  3. Step 3: Cross multiply
    1,158,499,240.80x = 1,737,748,861.20 × 791,167,221.60
  4. Step 4: Simplify right side
    1,158,499,240.80x = 1,374,849,938,354,168,064
  5. Step 5: Solve for x
    x = 1,374,849,938,354,168,064/1,158,499,240.80
  6. Step 6: Final answer
    x = 1,186,750,832.40

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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.