Home / 1,117,679,478,520.80-1,676,519,217,781.20-614,407,402,437.60

Finding the Fourth Proportional to 1,117,679,478,520.80, 1,676,519,217,781.20 and 614,407,402,437.60

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Solution

The fourth proportional to 1,117,679,478,520.80, 1,676,519,217,781.20 and 614,407,402,437.60 is: 921,611,103,656.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,679,478,520.80 : 1,676,519,217,781.20 = 614,407,402,437.60 : x
  2. Step 2: Convert to fraction form
    1,117,679,478,520.80/1,676,519,217,781.20 = 614,407,402,437.60/x
  3. Step 3: Cross multiply
    1,117,679,478,520.80x = 1,676,519,217,781.20 × 614,407,402,437.60
  4. Step 4: Simplify right side
    1,117,679,478,520.80x = 1,030,065,817,733,664,071,483,392
  5. Step 5: Solve for x
    x = 1,030,065,817,733,664,071,483,392/1,117,679,478,520.80
  6. Step 6: Final answer
    x = 921,611,103,656.40

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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.