Home / 48,605,220.10-72,907,830.15-42,936,516.10

Finding the Fourth Proportional to 48,605,220.10, 72,907,830.15 and 42,936,516.10

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Solution

The fourth proportional to 48,605,220.10, 72,907,830.15 and 42,936,516.10 is: 64,404,774.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,605,220.10 : 72,907,830.15 = 42,936,516.10 : x
  2. Step 2: Convert to fraction form
    48,605,220.10/72,907,830.15 = 42,936,516.10/x
  3. Step 3: Cross multiply
    48,605,220.10x = 72,907,830.15 × 42,936,516.10
  4. Step 4: Simplify right side
    48,605,220.10x = 3,130,408,223,051,541
  5. Step 5: Solve for x
    x = 3,130,408,223,051,541/48,605,220.10
  6. Step 6: Final answer
    x = 64,404,774.15

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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.