Home / 133,035,278.90-199,552,918.35-87,648,322.10

Finding the Fourth Proportional to 133,035,278.90, 199,552,918.35 and 87,648,322.10

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Solution

The fourth proportional to 133,035,278.90, 199,552,918.35 and 87,648,322.10 is: 131,472,483.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,035,278.90 : 199,552,918.35 = 87,648,322.10 : x
  2. Step 2: Convert to fraction form
    133,035,278.90/199,552,918.35 = 87,648,322.10/x
  3. Step 3: Cross multiply
    133,035,278.90x = 199,552,918.35 × 87,648,322.10
  4. Step 4: Simplify right side
    133,035,278.90x = 17,490,478,463,535,798
  5. Step 5: Solve for x
    x = 17,490,478,463,535,798/133,035,278.90
  6. Step 6: Final answer
    x = 131,472,483.15

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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.