Home / 1,275,365,625,701.60-1,914,409,818,738.10-549,655,096,989.65

Finding the Fourth Proportional to 1,275,365,625,701.60, 1,914,409,818,738.10 and 549,655,096,989.65

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Solution

The fourth proportional to 1,275,365,625,701.60, 1,914,409,818,738.10 and 549,655,096,989.65 is: 825,069,371,002.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,365,625,701.60 : 1,914,409,818,738.10 = 549,655,096,989.65 : x
  2. Step 2: Convert to fraction form
    1,275,365,625,701.60/1,914,409,818,738.10 = 549,655,096,989.65/x
  3. Step 3: Cross multiply
    1,275,365,625,701.60x = 1,914,409,818,738.10 × 549,655,096,989.65
  4. Step 4: Simplify right side
    1,275,365,625,701.60x = 1,052,265,114,596,428,679,741,440
  5. Step 5: Solve for x
    x = 1,052,265,114,596,428,679,741,440/1,275,365,625,701.60
  6. Step 6: Final answer
    x = 825,069,371,002.97

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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.