Home / 713,367,019.20-1,070,050,528.80-325,946,530.20

Finding the Fourth Proportional to 713,367,019.20, 1,070,050,528.80 and 325,946,530.20

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Solution

The fourth proportional to 713,367,019.20, 1,070,050,528.80 and 325,946,530.20 is: 488,919,795.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,367,019.20 : 1,070,050,528.80 = 325,946,530.20 : x
  2. Step 2: Convert to fraction form
    713,367,019.20/1,070,050,528.80 = 325,946,530.20/x
  3. Step 3: Cross multiply
    713,367,019.20x = 1,070,050,528.80 × 325,946,530.20
  4. Step 4: Simplify right side
    713,367,019.20x = 348,779,257,001,035,136
  5. Step 5: Solve for x
    x = 348,779,257,001,035,136/713,367,019.20
  6. Step 6: Final answer
    x = 488,919,795.30

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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.