Home / 78,899,862.54-118,360,911.06-24,316,862.34

Finding the Fourth Proportional to 78,899,862.54, 118,360,911.06 and 24,316,862.34

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Solution

The fourth proportional to 78,899,862.54, 118,360,911.06 and 24,316,862.34 is: 36,478,719.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,899,862.54 : 118,360,911.06 = 24,316,862.34 : x
  2. Step 2: Convert to fraction form
    78,899,862.54/118,360,911.06 = 24,316,862.34/x
  3. Step 3: Cross multiply
    78,899,862.54x = 118,360,911.06 × 24,316,862.34
  4. Step 4: Simplify right side
    78,899,862.54x = 2,878,165,980,683,003.50
  5. Step 5: Solve for x
    x = 2,878,165,980,683,003.50/78,899,862.54
  6. Step 6: Final answer
    x = 36,478,719.84

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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.