Home / 651,670,710.30-977,506,065.45-376,171,695.90

Finding the Fourth Proportional to 651,670,710.30, 977,506,065.45 and 376,171,695.90

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Solution

The fourth proportional to 651,670,710.30, 977,506,065.45 and 376,171,695.90 is: 564,257,543.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,670,710.30 : 977,506,065.45 = 376,171,695.90 : x
  2. Step 2: Convert to fraction form
    651,670,710.30/977,506,065.45 = 376,171,695.90/x
  3. Step 3: Cross multiply
    651,670,710.30x = 977,506,065.45 × 376,171,695.90
  4. Step 4: Simplify right side
    651,670,710.30x = 367,710,114,392,862,912
  5. Step 5: Solve for x
    x = 367,710,114,392,862,912/651,670,710.30
  6. Step 6: Final answer
    x = 564,257,543.85

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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.