Home / 64,350,172,588.32-88,815,532,984.87-42,609,969,848.16

Finding the Fourth Proportional to 64,350,172,588.32, 88,815,532,984.87 and 42,609,969,848.16

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Solution

The fourth proportional to 64,350,172,588.32, 88,815,532,984.87 and 42,609,969,848.16 is: 58,809,899,497.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,350,172,588.32 : 88,815,532,984.87 = 42,609,969,848.16 : x
  2. Step 2: Convert to fraction form
    64,350,172,588.32/88,815,532,984.87 = 42,609,969,848.16/x
  3. Step 3: Cross multiply
    64,350,172,588.32x = 88,815,532,984.87 × 42,609,969,848.16
  4. Step 4: Simplify right side
    64,350,172,588.32x = 3,784,427,182,533,570,985,984
  5. Step 5: Solve for x
    x = 3,784,427,182,533,570,985,984/64,350,172,588.32
  6. Step 6: Final answer
    x = 58,809,899,497.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.