Home / 154,615,057.98-213,356,088.60-91,025,302.80

Finding the Fourth Proportional to 154,615,057.98, 213,356,088.60 and 91,025,302.80

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Solution

The fourth proportional to 154,615,057.98, 213,356,088.60 and 91,025,302.80 is: 125,607,446.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,615,057.98 : 213,356,088.60 = 91,025,302.80 : x
  2. Step 2: Convert to fraction form
    154,615,057.98/213,356,088.60 = 91,025,302.80/x
  3. Step 3: Cross multiply
    154,615,057.98x = 213,356,088.60 × 91,025,302.80
  4. Step 4: Simplify right side
    154,615,057.98x = 19,420,802,569,038,628
  5. Step 5: Solve for x
    x = 19,420,802,569,038,628/154,615,057.98
  6. Step 6: Final answer
    x = 125,607,446.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.