Home / 187,254,671.20-280,334,576.40-133,506,959.20

Finding the Fourth Proportional to 187,254,671.20, 280,334,576.40 and 133,506,959.20

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Solution

The fourth proportional to 187,254,671.20, 280,334,576.40 and 133,506,959.20 is: 199,870,137.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,254,671.20 : 280,334,576.40 = 133,506,959.20 : x
  2. Step 2: Convert to fraction form
    187,254,671.20/280,334,576.40 = 133,506,959.20/x
  3. Step 3: Cross multiply
    187,254,671.20x = 280,334,576.40 × 133,506,959.20
  4. Step 4: Simplify right side
    187,254,671.20x = 37,426,616,853,784,080
  5. Step 5: Solve for x
    x = 37,426,616,853,784,080/187,254,671.20
  6. Step 6: Final answer
    x = 199,870,137.36

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1.5x scale

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.