Home / 65,852,990.40-98,779,485.60-64,593,278.40

Finding the Fourth Proportional to 65,852,990.40, 98,779,485.60 and 64,593,278.40

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Solution

The fourth proportional to 65,852,990.40, 98,779,485.60 and 64,593,278.40 is: 96,889,917.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,852,990.40 : 98,779,485.60 = 64,593,278.40 : x
  2. Step 2: Convert to fraction form
    65,852,990.40/98,779,485.60 = 64,593,278.40/x
  3. Step 3: Cross multiply
    65,852,990.40x = 98,779,485.60 × 64,593,278.40
  4. Step 4: Simplify right side
    65,852,990.40x = 6,380,490,813,569,591
  5. Step 5: Solve for x
    x = 6,380,490,813,569,591/65,852,990.40
  6. Step 6: Final answer
    x = 96,889,917.60

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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.