Home / 1,307,016,088.60-1,960,524,132.90-489,022,101.40

Finding the Fourth Proportional to 1,307,016,088.60, 1,960,524,132.90 and 489,022,101.40

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Solution

The fourth proportional to 1,307,016,088.60, 1,960,524,132.90 and 489,022,101.40 is: 733,533,152.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,016,088.60 : 1,960,524,132.90 = 489,022,101.40 : x
  2. Step 2: Convert to fraction form
    1,307,016,088.60/1,960,524,132.90 = 489,022,101.40/x
  3. Step 3: Cross multiply
    1,307,016,088.60x = 1,960,524,132.90 × 489,022,101.40
  4. Step 4: Simplify right side
    1,307,016,088.60x = 958,739,631,316,170,880
  5. Step 5: Solve for x
    x = 958,739,631,316,170,880/1,307,016,088.60
  6. Step 6: Final answer
    x = 733,533,152.10

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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.