Home / 249,320,285.01-373,962,690.95-76,779,107.01

Finding the Fourth Proportional to 249,320,285.01, 373,962,690.95 and 76,779,107.01

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Solution

The fourth proportional to 249,320,285.01, 373,962,690.95 and 76,779,107.01 is: 115,163,198.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,320,285.01 : 373,962,690.95 = 76,779,107.01 : x
  2. Step 2: Convert to fraction form
    249,320,285.01/373,962,690.95 = 76,779,107.01/x
  3. Step 3: Cross multiply
    249,320,285.01x = 373,962,690.95 × 76,779,107.01
  4. Step 4: Simplify right side
    249,320,285.01x = 28,712,521,465,813,716
  5. Step 5: Solve for x
    x = 28,712,521,465,813,716/249,320,285.01
  6. Step 6: Final answer
    x = 115,163,198.47

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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.