Home / 610,416,187.20-915,624,280.80-586,607,630.40

Finding the Fourth Proportional to 610,416,187.20, 915,624,280.80 and 586,607,630.40

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Solution

The fourth proportional to 610,416,187.20, 915,624,280.80 and 586,607,630.40 is: 879,911,445.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,416,187.20 : 915,624,280.80 = 586,607,630.40 : x
  2. Step 2: Convert to fraction form
    610,416,187.20/915,624,280.80 = 586,607,630.40/x
  3. Step 3: Cross multiply
    610,416,187.20x = 915,624,280.80 × 586,607,630.40
  4. Step 4: Simplify right side
    610,416,187.20x = 537,112,189,696,792,192
  5. Step 5: Solve for x
    x = 537,112,189,696,792,192/610,416,187.20
  6. Step 6: Final answer
    x = 879,911,445.60

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1.5x scale

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.