Home / 581,746,671.80-872,620,007.70-364,068,438.20

Finding the Fourth Proportional to 581,746,671.80, 872,620,007.70 and 364,068,438.20

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Solution

The fourth proportional to 581,746,671.80, 872,620,007.70 and 364,068,438.20 is: 546,102,657.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,746,671.80 : 872,620,007.70 = 364,068,438.20 : x
  2. Step 2: Convert to fraction form
    581,746,671.80/872,620,007.70 = 364,068,438.20/x
  3. Step 3: Cross multiply
    581,746,671.80x = 872,620,007.70 × 364,068,438.20
  4. Step 4: Simplify right side
    581,746,671.80x = 317,693,403,345,411,008
  5. Step 5: Solve for x
    x = 317,693,403,345,411,008/581,746,671.80
  6. Step 6: Final answer
    x = 546,102,657.30

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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.