Home / 761,168,040.60-1,140,795,467.10-372,153,228.60

Finding the Fourth Proportional to 761,168,040.60, 1,140,795,467.10 and 372,153,228.60

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Solution

The fourth proportional to 761,168,040.60, 1,140,795,467.10 and 372,153,228.60 is: 557,762,141.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,168,040.60 : 1,140,795,467.10 = 372,153,228.60 : x
  2. Step 2: Convert to fraction form
    761,168,040.60/1,140,795,467.10 = 372,153,228.60/x
  3. Step 3: Cross multiply
    761,168,040.60x = 1,140,795,467.10 × 372,153,228.60
  4. Step 4: Simplify right side
    761,168,040.60x = 424,550,716,253,510,080
  5. Step 5: Solve for x
    x = 424,550,716,253,510,080/761,168,040.60
  6. Step 6: Final answer
    x = 557,762,141.35

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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.