Home / 141,881,325.60-212,916,466.80-65,164,864.80

Finding the Fourth Proportional to 141,881,325.60, 212,916,466.80 and 65,164,864.80

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Solution

The fourth proportional to 141,881,325.60, 212,916,466.80 and 65,164,864.80 is: 97,790,690.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,881,325.60 : 212,916,466.80 = 65,164,864.80 : x
  2. Step 2: Convert to fraction form
    141,881,325.60/212,916,466.80 = 65,164,864.80/x
  3. Step 3: Cross multiply
    141,881,325.60x = 212,916,466.80 × 65,164,864.80
  4. Step 4: Simplify right side
    141,881,325.60x = 13,874,672,772,715,688
  5. Step 5: Solve for x
    x = 13,874,672,772,715,688/141,881,325.60
  6. Step 6: Final answer
    x = 97,790,690.31

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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.