Home / 868,673,880.60-1,303,010,820.90-524,016,677.40

Finding the Fourth Proportional to 868,673,880.60, 1,303,010,820.90 and 524,016,677.40

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Solution

The fourth proportional to 868,673,880.60, 1,303,010,820.90 and 524,016,677.40 is: 786,025,016.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,673,880.60 : 1,303,010,820.90 = 524,016,677.40 : x
  2. Step 2: Convert to fraction form
    868,673,880.60/1,303,010,820.90 = 524,016,677.40/x
  3. Step 3: Cross multiply
    868,673,880.60x = 1,303,010,820.90 × 524,016,677.40
  4. Step 4: Simplify right side
    868,673,880.60x = 682,799,400,984,264,448
  5. Step 5: Solve for x
    x = 682,799,400,984,264,448/868,673,880.60
  6. Step 6: Final answer
    x = 786,025,016.10

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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.