Home / 66,085,407.60-99,128,111.40-58,716,092.40

Finding the Fourth Proportional to 66,085,407.60, 99,128,111.40 and 58,716,092.40

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Solution

The fourth proportional to 66,085,407.60, 99,128,111.40 and 58,716,092.40 is: 88,074,138.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,085,407.60 : 99,128,111.40 = 58,716,092.40 : x
  2. Step 2: Convert to fraction form
    66,085,407.60/99,128,111.40 = 58,716,092.40/x
  3. Step 3: Cross multiply
    66,085,407.60x = 99,128,111.40 × 58,716,092.40
  4. Step 4: Simplify right side
    66,085,407.60x = 5,820,415,348,399,894
  5. Step 5: Solve for x
    x = 5,820,415,348,399,894/66,085,407.60
  6. Step 6: Final answer
    x = 88,074,138.60

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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.