Home / 977,357,421.04-1,464,073,247.94-451,990,127.20

Finding the Fourth Proportional to 977,357,421.04, 1,464,073,247.94 and 451,990,127.20

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Solution

The fourth proportional to 977,357,421.04, 1,464,073,247.94 and 451,990,127.20 is: 677,077,432.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,357,421.04 : 1,464,073,247.94 = 451,990,127.20 : x
  2. Step 2: Convert to fraction form
    977,357,421.04/1,464,073,247.94 = 451,990,127.20/x
  3. Step 3: Cross multiply
    977,357,421.04x = 1,464,073,247.94 × 451,990,127.20
  4. Step 4: Simplify right side
    977,357,421.04x = 661,746,653,566,517,760
  5. Step 5: Solve for x
    x = 661,746,653,566,517,760/977,357,421.04
  6. Step 6: Final answer
    x = 677,077,432.80

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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.