Home / 30,946,547,528.80-42,706,380,212.64-17,581,274,046.88

Finding the Fourth Proportional to 30,946,547,528.80, 42,706,380,212.64 and 17,581,274,046.88

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Solution

The fourth proportional to 30,946,547,528.80, 42,706,380,212.64 and 17,581,274,046.88 is: 24,262,240,347.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,946,547,528.80 : 42,706,380,212.64 = 17,581,274,046.88 : x
  2. Step 2: Convert to fraction form
    30,946,547,528.80/42,706,380,212.64 = 17,581,274,046.88/x
  3. Step 3: Cross multiply
    30,946,547,528.80x = 42,706,380,212.64 × 17,581,274,046.88
  4. Step 4: Simplify right side
    30,946,547,528.80x = 750,832,574,068,677,279,744
  5. Step 5: Solve for x
    x = 750,832,574,068,677,279,744/30,946,547,528.80
  6. Step 6: Final answer
    x = 24,262,240,347.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.