Home / 920,549,363.40-1,380,814,597.08-532,125,041.40

Finding the Fourth Proportional to 920,549,363.40, 1,380,814,597.08 and 532,125,041.40

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Solution

The fourth proportional to 920,549,363.40, 1,380,814,597.08 and 532,125,041.40 is: 798,182,100.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,549,363.40 : 1,380,814,597.08 = 532,125,041.40 : x
  2. Step 2: Convert to fraction form
    920,549,363.40/1,380,814,597.08 = 532,125,041.40/x
  3. Step 3: Cross multiply
    920,549,363.40x = 1,380,814,597.08 × 532,125,041.40
  4. Step 4: Simplify right side
    920,549,363.40x = 734,766,024,636,919,296
  5. Step 5: Solve for x
    x = 734,766,024,636,919,296/920,549,363.40
  6. Step 6: Final answer
    x = 798,182,100.66

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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.