Home / 74,510,312.40-111,765,468.60-63,172,904.40

Finding the Fourth Proportional to 74,510,312.40, 111,765,468.60 and 63,172,904.40

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Solution

The fourth proportional to 74,510,312.40, 111,765,468.60 and 63,172,904.40 is: 94,759,356.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,510,312.40 : 111,765,468.60 = 63,172,904.40 : x
  2. Step 2: Convert to fraction form
    74,510,312.40/111,765,468.60 = 63,172,904.40/x
  3. Step 3: Cross multiply
    74,510,312.40x = 111,765,468.60 × 63,172,904.40
  4. Step 4: Simplify right side
    74,510,312.40x = 7,060,549,263,089,001
  5. Step 5: Solve for x
    x = 7,060,549,263,089,001/74,510,312.40
  6. Step 6: Final answer
    x = 94,759,356.60

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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.