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Finding the Third Proportional to 90,975,254 and 130,095,687

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Solution

The third proportional to 90,975,254 and 130,095,687 is: 186,038,367.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,975,254 : 130,095,687 = 130,095,687 : x
  2. Step 2: Convert to fraction form
    90,975,254/130,095,687 = 130,095,687/x
  3. Step 3: Cross multiply
    90,975,254x = 130,095,687 × 130,095,687
  4. Step 4: Simplify right side
    90,975,254x = 16,924,887,776,001,968
  5. Step 5: Solve for x
    x = 16,924,887,776,001,968/90,975,254
  6. Step 6: Final answer
    x = 186,038,367.93

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.