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Finding the Third Proportional to 155,488,971 and 359,966,779.50

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Solution

The third proportional to 155,488,971 and 359,966,779.50 is: 833,345,809.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,488,971 : 359,966,779.50 = 359,966,779.50 : x
  2. Step 2: Convert to fraction form
    155,488,971/359,966,779.50 = 359,966,779.50/x
  3. Step 3: Cross multiply
    155,488,971x = 359,966,779.50 × 359,966,779.50
  4. Step 4: Simplify right side
    155,488,971x = 129,576,082,343,601,616
  5. Step 5: Solve for x
    x = 129,576,082,343,601,616/155,488,971
  6. Step 6: Final answer
    x = 833,345,809.10

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.