Home / 100,926,242.19-139,278,270.29-54,516,496.50

Finding the Fourth Proportional to 100,926,242.19, 139,278,270.29 and 54,516,496.50

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Solution

The fourth proportional to 100,926,242.19, 139,278,270.29 and 54,516,496.50 is: 75,232,795.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,926,242.19 : 139,278,270.29 = 54,516,496.50 : x
  2. Step 2: Convert to fraction form
    100,926,242.19/139,278,270.29 = 54,516,496.50/x
  3. Step 3: Cross multiply
    100,926,242.19x = 139,278,270.29 × 54,516,496.50
  4. Step 4: Simplify right side
    100,926,242.19x = 7,592,963,334,518,256
  5. Step 5: Solve for x
    x = 7,592,963,334,518,256/100,926,242.19
  6. Step 6: Final answer
    x = 75,232,795.45

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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.