Home / 42,604,640,616.80-63,906,960,925.20-17,779,118,319.20

Finding the Fourth Proportional to 42,604,640,616.80, 63,906,960,925.20 and 17,779,118,319.20

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Solution

The fourth proportional to 42,604,640,616.80, 63,906,960,925.20 and 17,779,118,319.20 is: 26,668,677,478.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,604,640,616.80 : 63,906,960,925.20 = 17,779,118,319.20 : x
  2. Step 2: Convert to fraction form
    42,604,640,616.80/63,906,960,925.20 = 17,779,118,319.20/x
  3. Step 3: Cross multiply
    42,604,640,616.80x = 63,906,960,925.20 × 17,779,118,319.20
  4. Step 4: Simplify right side
    42,604,640,616.80x = 1,136,209,419,709,621,862,400
  5. Step 5: Solve for x
    x = 1,136,209,419,709,621,862,400/42,604,640,616.80
  6. Step 6: Final answer
    x = 26,668,677,478.80

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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.