Home / 238,423,846,531.02-357,635,750,072.72-66,124,345,574.45

Finding the Fourth Proportional to 238,423,846,531.02, 357,635,750,072.72 and 66,124,345,574.45

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Solution

The fourth proportional to 238,423,846,531.02, 357,635,750,072.72 and 66,124,345,574.45 is: 99,186,512,891.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,423,846,531.02 : 357,635,750,072.72 = 66,124,345,574.45 : x
  2. Step 2: Convert to fraction form
    238,423,846,531.02/357,635,750,072.72 = 66,124,345,574.45/x
  3. Step 3: Cross multiply
    238,423,846,531.02x = 357,635,750,072.72 × 66,124,345,574.45
  4. Step 4: Simplify right side
    238,423,846,531.02x = 23,648,429,927,586,164,899,840
  5. Step 5: Solve for x
    x = 23,648,429,927,586,164,899,840/238,423,846,531.02
  6. Step 6: Final answer
    x = 99,186,512,891.48

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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.