Home / 713,366,948.70-1,070,050,423.05-325,946,459.70

Finding the Fourth Proportional to 713,366,948.70, 1,070,050,423.05 and 325,946,459.70

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Solution

The fourth proportional to 713,366,948.70, 1,070,050,423.05 and 325,946,459.70 is: 488,919,689.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,366,948.70 : 1,070,050,423.05 = 325,946,459.70 : x
  2. Step 2: Convert to fraction form
    713,366,948.70/1,070,050,423.05 = 325,946,459.70/x
  3. Step 3: Cross multiply
    713,366,948.70x = 1,070,050,423.05 × 325,946,459.70
  4. Step 4: Simplify right side
    713,366,948.70x = 348,779,147,093,634,752
  5. Step 5: Solve for x
    x = 348,779,147,093,634,752/713,366,948.70
  6. Step 6: Final answer
    x = 488,919,689.55

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Double scale
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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.