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Finding the Third Proportional to 59,579,746 and 128,564,878

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Solution

The third proportional to 59,579,746 and 128,564,878 is: 277,425,282.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,579,746 : 128,564,878 = 128,564,878 : x
  2. Step 2: Convert to fraction form
    59,579,746/128,564,878 = 128,564,878/x
  3. Step 3: Cross multiply
    59,579,746x = 128,564,878 × 128,564,878
  4. Step 4: Simplify right side
    59,579,746x = 16,528,927,855,154,884
  5. Step 5: Solve for x
    x = 16,528,927,855,154,884/59,579,746
  6. Step 6: Final answer
    x = 277,425,282.33

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.