Home / 103,584,012.40-155,376,018.60-63,273,228.40

Finding the Fourth Proportional to 103,584,012.40, 155,376,018.60 and 63,273,228.40

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Solution

The fourth proportional to 103,584,012.40, 155,376,018.60 and 63,273,228.40 is: 94,909,842.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,584,012.40 : 155,376,018.60 = 63,273,228.40 : x
  2. Step 2: Convert to fraction form
    103,584,012.40/155,376,018.60 = 63,273,228.40/x
  3. Step 3: Cross multiply
    103,584,012.40x = 155,376,018.60 × 63,273,228.40
  4. Step 4: Simplify right side
    103,584,012.40x = 9,831,142,312,760,448
  5. Step 5: Solve for x
    x = 9,831,142,312,760,448/103,584,012.40
  6. Step 6: Final answer
    x = 94,909,842.60

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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.