Home / 60,468,486.40-90,702,729.60-49,697,948.80

Finding the Fourth Proportional to 60,468,486.40, 90,702,729.60 and 49,697,948.80

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Solution

The fourth proportional to 60,468,486.40, 90,702,729.60 and 49,697,948.80 is: 74,546,923.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,468,486.40 : 90,702,729.60 = 49,697,948.80 : x
  2. Step 2: Convert to fraction form
    60,468,486.40/90,702,729.60 = 49,697,948.80/x
  3. Step 3: Cross multiply
    60,468,486.40x = 90,702,729.60 × 49,697,948.80
  4. Step 4: Simplify right side
    60,468,486.40x = 4,507,739,611,681,044
  5. Step 5: Solve for x
    x = 4,507,739,611,681,044/60,468,486.40
  6. Step 6: Final answer
    x = 74,546,923.20

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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.