Home / 103,435,971.30-155,153,956.95-94,701,968.10

Finding the Fourth Proportional to 103,435,971.30, 155,153,956.95 and 94,701,968.10

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Solution

The fourth proportional to 103,435,971.30, 155,153,956.95 and 94,701,968.10 is: 142,052,952.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,435,971.30 : 155,153,956.95 = 94,701,968.10 : x
  2. Step 2: Convert to fraction form
    103,435,971.30/155,153,956.95 = 94,701,968.10/x
  3. Step 3: Cross multiply
    103,435,971.30x = 155,153,956.95 × 94,701,968.10
  4. Step 4: Simplify right side
    103,435,971.30x = 14,693,385,081,667,672
  5. Step 5: Solve for x
    x = 14,693,385,081,667,672/103,435,971.30
  6. Step 6: Final answer
    x = 142,052,952.15

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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.