Home / 713,366,938.20-1,070,050,407.30-325,946,449.20

Finding the Fourth Proportional to 713,366,938.20, 1,070,050,407.30 and 325,946,449.20

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Solution

The fourth proportional to 713,366,938.20, 1,070,050,407.30 and 325,946,449.20 is: 488,919,673.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,366,938.20 : 1,070,050,407.30 = 325,946,449.20 : x
  2. Step 2: Convert to fraction form
    713,366,938.20/1,070,050,407.30 = 325,946,449.20/x
  3. Step 3: Cross multiply
    713,366,938.20x = 1,070,050,407.30 × 325,946,449.20
  4. Step 4: Simplify right side
    713,366,938.20x = 348,779,130,724,448,704
  5. Step 5: Solve for x
    x = 348,779,130,724,448,704/713,366,938.20
  6. Step 6: Final answer
    x = 488,919,673.80

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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.