Home / 124,437,938.40-186,656,907.60-116,475,314.40

Finding the Fourth Proportional to 124,437,938.40, 186,656,907.60 and 116,475,314.40

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Solution

The fourth proportional to 124,437,938.40, 186,656,907.60 and 116,475,314.40 is: 174,712,971.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,437,938.40 : 186,656,907.60 = 116,475,314.40 : x
  2. Step 2: Convert to fraction form
    124,437,938.40/186,656,907.60 = 116,475,314.40/x
  3. Step 3: Cross multiply
    124,437,938.40x = 186,656,907.60 × 116,475,314.40
  4. Step 4: Simplify right side
    124,437,938.40x = 21,740,921,997,641,748
  5. Step 5: Solve for x
    x = 21,740,921,997,641,748/124,437,938.40
  6. Step 6: Final answer
    x = 174,712,971.60

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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.