Home / 64,656,068.60-96,984,102.90-57,641,047.40

Finding the Fourth Proportional to 64,656,068.60, 96,984,102.90 and 57,641,047.40

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Solution

The fourth proportional to 64,656,068.60, 96,984,102.90 and 57,641,047.40 is: 86,461,571.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,656,068.60 : 96,984,102.90 = 57,641,047.40 : x
  2. Step 2: Convert to fraction form
    64,656,068.60/96,984,102.90 = 57,641,047.40/x
  3. Step 3: Cross multiply
    64,656,068.60x = 96,984,102.90 × 57,641,047.40
  4. Step 4: Simplify right side
    64,656,068.60x = 5,590,265,272,305,378
  5. Step 5: Solve for x
    x = 5,590,265,272,305,378/64,656,068.60
  6. Step 6: Final answer
    x = 86,461,571.10

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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.