Home / 760,044,454.14-1,140,238,589.30-410,283,014.68

Finding the Fourth Proportional to 760,044,454.14, 1,140,238,589.30 and 410,283,014.68

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Solution

The fourth proportional to 760,044,454.14, 1,140,238,589.30 and 410,283,014.68 is: 615,517,320.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,044,454.14 : 1,140,238,589.30 = 410,283,014.68 : x
  2. Step 2: Convert to fraction form
    760,044,454.14/1,140,238,589.30 = 410,283,014.68/x
  3. Step 3: Cross multiply
    760,044,454.14x = 1,140,238,589.30 × 410,283,014.68
  4. Step 4: Simplify right side
    760,044,454.14x = 467,820,525,872,474,368
  5. Step 5: Solve for x
    x = 467,820,525,872,474,368/760,044,454.14
  6. Step 6: Final answer
    x = 615,517,320.50

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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.