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Finding the Fourth Proportional to 121,277,892,011.40, 181,916,838,017.13 and 121,277,892,011.40

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Solution

The fourth proportional to 121,277,892,011.40, 181,916,838,017.13 and 121,277,892,011.40 is: 181,916,838,017.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,277,892,011.40 : 181,916,838,017.13 = 121,277,892,011.40 : x
  2. Step 2: Convert to fraction form
    121,277,892,011.40/181,916,838,017.13 = 121,277,892,011.40/x
  3. Step 3: Cross multiply
    121,277,892,011.40x = 181,916,838,017.13 × 121,277,892,011.40
  4. Step 4: Simplify right side
    121,277,892,011.40x = 22,062,490,636,096,838,303,744
  5. Step 5: Solve for x
    x = 22,062,490,636,096,838,303,744/121,277,892,011.40
  6. Step 6: Final answer
    x = 181,916,838,017.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.