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Finding the Third Proportional to 231,473,076 and 358,094,070

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Solution

The third proportional to 231,473,076 and 358,094,070 is: 553,979,603.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,473,076 : 358,094,070 = 358,094,070 : x
  2. Step 2: Convert to fraction form
    231,473,076/358,094,070 = 358,094,070/x
  3. Step 3: Cross multiply
    231,473,076x = 358,094,070 × 358,094,070
  4. Step 4: Simplify right side
    231,473,076x = 128,231,362,969,164,896
  5. Step 5: Solve for x
    x = 128,231,362,969,164,896/231,473,076
  6. Step 6: Final answer
    x = 553,979,603.96

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.