Home / 1,120,316,281.77-1,546,172,038.82-637,625,591.44

Finding the Fourth Proportional to 1,120,316,281.77, 1,546,172,038.82 and 637,625,591.44

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Solution

The fourth proportional to 1,120,316,281.77, 1,546,172,038.82 and 637,625,591.44 is: 880,000,475.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,316,281.77 : 1,546,172,038.82 = 637,625,591.44 : x
  2. Step 2: Convert to fraction form
    1,120,316,281.77/1,546,172,038.82 = 637,625,591.44/x
  3. Step 3: Cross multiply
    1,120,316,281.77x = 1,546,172,038.82 × 637,625,591.44
  4. Step 4: Simplify right side
    1,120,316,281.77x = 985,878,860,720,593,152
  5. Step 5: Solve for x
    x = 985,878,860,720,593,152/1,120,316,281.77
  6. Step 6: Final answer
    x = 880,000,475.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.