Home / 30,801,497,643.80-42,506,316,322.92-17,068,520,294.08

Finding the Fourth Proportional to 30,801,497,643.80, 42,506,316,322.92 and 17,068,520,294.08

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Solution

The fourth proportional to 30,801,497,643.80, 42,506,316,322.92 and 17,068,520,294.08 is: 23,554,696,306.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,801,497,643.80 : 42,506,316,322.92 = 17,068,520,294.08 : x
  2. Step 2: Convert to fraction form
    30,801,497,643.80/42,506,316,322.92 = 17,068,520,294.08/x
  3. Step 3: Cross multiply
    30,801,497,643.80x = 42,506,316,322.92 × 17,068,520,294.08
  4. Step 4: Simplify right side
    30,801,497,643.80x = 725,519,922,784,343,949,312
  5. Step 5: Solve for x
    x = 725,519,922,784,343,949,312/30,801,497,643.80
  6. Step 6: Final answer
    x = 23,554,696,306.48

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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.