Home / 111,316,823.79-153,599,892.93-63,631,397.40

Finding the Fourth Proportional to 111,316,823.79, 153,599,892.93 and 63,631,397.40

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Solution

The fourth proportional to 111,316,823.79, 153,599,892.93 and 63,631,397.40 is: 87,801,425.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,316,823.79 : 153,599,892.93 = 63,631,397.40 : x
  2. Step 2: Convert to fraction form
    111,316,823.79/153,599,892.93 = 63,631,397.40/x
  3. Step 3: Cross multiply
    111,316,823.79x = 153,599,892.93 × 63,631,397.40
  4. Step 4: Simplify right side
    111,316,823.79x = 9,773,775,827,626,280
  5. Step 5: Solve for x
    x = 9,773,775,827,626,280/111,316,823.79
  6. Step 6: Final answer
    x = 87,801,425.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.