Home / 1,151,523,798,387.30-1,589,152,794,047.20-637,689,592,855.88

Finding the Fourth Proportional to 1,151,523,798,387.30, 1,589,152,794,047.20 and 637,689,592,855.88

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Solution

The fourth proportional to 1,151,523,798,387.30, 1,589,152,794,047.20 and 637,689,592,855.88 is: 880,039,300,656.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,523,798,387.30 : 1,589,152,794,047.20 = 637,689,592,855.88 : x
  2. Step 2: Convert to fraction form
    1,151,523,798,387.30/1,589,152,794,047.20 = 637,689,592,855.88/x
  3. Step 3: Cross multiply
    1,151,523,798,387.30x = 1,589,152,794,047.20 × 637,689,592,855.88
  4. Step 4: Simplify right side
    1,151,523,798,387.30x = 1,013,386,198,221,743,030,534,144
  5. Step 5: Solve for x
    x = 1,013,386,198,221,743,030,534,144/1,151,523,798,387.30
  6. Step 6: Final answer
    x = 880,039,300,656.21

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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.