Home / 280,053,607.95-420,080,411.93-150,913,444.95

Finding the Fourth Proportional to 280,053,607.95, 420,080,411.93 and 150,913,444.95

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Solution

The fourth proportional to 280,053,607.95, 420,080,411.93 and 150,913,444.95 is: 226,370,167.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,053,607.95 : 420,080,411.93 = 150,913,444.95 : x
  2. Step 2: Convert to fraction form
    280,053,607.95/420,080,411.93 = 150,913,444.95/x
  3. Step 3: Cross multiply
    280,053,607.95x = 420,080,411.93 × 150,913,444.95
  4. Step 4: Simplify right side
    280,053,607.95x = 63,395,782,119,616,808
  5. Step 5: Solve for x
    x = 63,395,782,119,616,808/280,053,607.95
  6. Step 6: Final answer
    x = 226,370,167.43

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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.