Home / 77,963,805.60-116,945,708.40-63,792,045.60

Finding the Fourth Proportional to 77,963,805.60, 116,945,708.40 and 63,792,045.60

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Solution

The fourth proportional to 77,963,805.60, 116,945,708.40 and 63,792,045.60 is: 95,688,068.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,963,805.60 : 116,945,708.40 = 63,792,045.60 : x
  2. Step 2: Convert to fraction form
    77,963,805.60/116,945,708.40 = 63,792,045.60/x
  3. Step 3: Cross multiply
    77,963,805.60x = 116,945,708.40 × 63,792,045.60
  4. Step 4: Simplify right side
    77,963,805.60x = 7,460,205,962,977,104
  5. Step 5: Solve for x
    x = 7,460,205,962,977,104/77,963,805.60
  6. Step 6: Final answer
    x = 95,688,068.40

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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.