Home / 47,303,999.60-70,955,999.40-42,769,036.40

Finding the Fourth Proportional to 47,303,999.60, 70,955,999.40 and 42,769,036.40

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Solution

The fourth proportional to 47,303,999.60, 70,955,999.40 and 42,769,036.40 is: 64,153,554.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,303,999.60 : 70,955,999.40 = 42,769,036.40 : x
  2. Step 2: Convert to fraction form
    47,303,999.60/70,955,999.40 = 42,769,036.40/x
  3. Step 3: Cross multiply
    47,303,999.60x = 70,955,999.40 × 42,769,036.40
  4. Step 4: Simplify right side
    47,303,999.60x = 3,034,719,721,136,978.50
  5. Step 5: Solve for x
    x = 3,034,719,721,136,978.50/47,303,999.60
  6. Step 6: Final answer
    x = 64,153,554.60

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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.