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Finding the Third Proportional to 28,731,713,784 and 67,130,247,690

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Solution

The third proportional to 28,731,713,784 and 67,130,247,690 is: 156,846,549,036.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,731,713,784 : 67,130,247,690 = 67,130,247,690 : x
  2. Step 2: Convert to fraction form
    28,731,713,784/67,130,247,690 = 67,130,247,690/x
  3. Step 3: Cross multiply
    28,731,713,784x = 67,130,247,690 × 67,130,247,690
  4. Step 4: Simplify right side
    28,731,713,784x = 4,506,470,154,920,750,219,264
  5. Step 5: Solve for x
    x = 4,506,470,154,920,750,219,264/28,731,713,784
  6. Step 6: Final answer
    x = 156,846,549,036.36

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.