Home / 103,584,009.40-155,376,014.10-63,273,225.40

Finding the Fourth Proportional to 103,584,009.40, 155,376,014.10 and 63,273,225.40

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Solution

The fourth proportional to 103,584,009.40, 155,376,014.10 and 63,273,225.40 is: 94,909,838.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,584,009.40 : 155,376,014.10 = 63,273,225.40 : x
  2. Step 2: Convert to fraction form
    103,584,009.40/155,376,014.10 = 63,273,225.40/x
  3. Step 3: Cross multiply
    103,584,009.40x = 155,376,014.10 × 63,273,225.40
  4. Step 4: Simplify right side
    103,584,009.40x = 9,831,141,561,902,878
  5. Step 5: Solve for x
    x = 9,831,141,561,902,878/103,584,009.40
  6. Step 6: Final answer
    x = 94,909,838.10

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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.