Home / 64,516,666.40-96,774,999.60-57,947,501.60

Finding the Fourth Proportional to 64,516,666.40, 96,774,999.60 and 57,947,501.60

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Solution

The fourth proportional to 64,516,666.40, 96,774,999.60 and 57,947,501.60 is: 86,921,252.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,516,666.40 : 96,774,999.60 = 57,947,501.60 : x
  2. Step 2: Convert to fraction form
    64,516,666.40/96,774,999.60 = 57,947,501.60/x
  3. Step 3: Cross multiply
    64,516,666.40x = 96,774,999.60 × 57,947,501.60
  4. Step 4: Simplify right side
    64,516,666.40x = 5,607,869,444,160,999
  5. Step 5: Solve for x
    x = 5,607,869,444,160,999/64,516,666.40
  6. Step 6: Final answer
    x = 86,921,252.40

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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.