Home / 1,106,929,617.05-1,527,581,019.86-660,931,954.16

Finding the Fourth Proportional to 1,106,929,617.05, 1,527,581,019.86 and 660,931,954.16

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Solution

The fourth proportional to 1,106,929,617.05, 1,527,581,019.86 and 660,931,954.16 is: 912,096,932.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,929,617.05 : 1,527,581,019.86 = 660,931,954.16 : x
  2. Step 2: Convert to fraction form
    1,106,929,617.05/1,527,581,019.86 = 660,931,954.16/x
  3. Step 3: Cross multiply
    1,106,929,617.05x = 1,527,581,019.86 × 660,931,954.16
  4. Step 4: Simplify right side
    1,106,929,617.05x = 1,009,627,108,582,852,992
  5. Step 5: Solve for x
    x = 1,009,627,108,582,852,992/1,106,929,617.05
  6. Step 6: Final answer
    x = 912,096,932.85

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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.