Home / 218,371,134,902.40-327,592,982,059.20-85,877,650,051.20

Finding the Fourth Proportional to 218,371,134,902.40, 327,592,982,059.20 and 85,877,650,051.20

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Solution

The fourth proportional to 218,371,134,902.40, 327,592,982,059.20 and 85,877,650,051.20 is: 128,830,742,602.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,371,134,902.40 : 327,592,982,059.20 = 85,877,650,051.20 : x
  2. Step 2: Convert to fraction form
    218,371,134,902.40/327,592,982,059.20 = 85,877,650,051.20/x
  3. Step 3: Cross multiply
    218,371,134,902.40x = 327,592,982,059.20 × 85,877,650,051.20
  4. Step 4: Simplify right side
    218,371,134,902.40x = 28,132,915,472,509,018,570,752
  5. Step 5: Solve for x
    x = 28,132,915,472,509,018,570,752/218,371,134,902.40
  6. Step 6: Final answer
    x = 128,830,742,602.88

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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.