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Finding the Third Proportional to 90,975,243 and 130,095,670

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Solution

The third proportional to 90,975,243 and 130,095,670 is: 186,038,341.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,975,243 : 130,095,670 = 130,095,670 : x
  2. Step 2: Convert to fraction form
    90,975,243/130,095,670 = 130,095,670/x
  3. Step 3: Cross multiply
    90,975,243x = 130,095,670 × 130,095,670
  4. Step 4: Simplify right side
    90,975,243x = 16,924,883,352,748,900
  5. Step 5: Solve for x
    x = 16,924,883,352,748,900/90,975,243
  6. Step 6: Final answer
    x = 186,038,341.80

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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.