Home / 969,931,204.40-1,454,896,806.60-478,879,720.40

Finding the Fourth Proportional to 969,931,204.40, 1,454,896,806.60 and 478,879,720.40

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Solution

The fourth proportional to 969,931,204.40, 1,454,896,806.60 and 478,879,720.40 is: 718,319,580.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,931,204.40 : 1,454,896,806.60 = 478,879,720.40 : x
  2. Step 2: Convert to fraction form
    969,931,204.40/1,454,896,806.60 = 478,879,720.40/x
  3. Step 3: Cross multiply
    969,931,204.40x = 1,454,896,806.60 × 478,879,720.40
  4. Step 4: Simplify right side
    969,931,204.40x = 696,720,575,955,460,736
  5. Step 5: Solve for x
    x = 696,720,575,955,460,736/969,931,204.40
  6. Step 6: Final answer
    x = 718,319,580.60

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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.