Home / 121,480,975,024.80-182,221,462,537.20-42,963,755,920.80

Finding the Fourth Proportional to 121,480,975,024.80, 182,221,462,537.20 and 42,963,755,920.80

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Solution

The fourth proportional to 121,480,975,024.80, 182,221,462,537.20 and 42,963,755,920.80 is: 64,445,633,881.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,480,975,024.80 : 182,221,462,537.20 = 42,963,755,920.80 : x
  2. Step 2: Convert to fraction form
    121,480,975,024.80/182,221,462,537.20 = 42,963,755,920.80/x
  3. Step 3: Cross multiply
    121,480,975,024.80x = 182,221,462,537.20 × 42,963,755,920.80
  4. Step 4: Simplify right side
    121,480,975,024.80x = 7,828,918,439,979,463,475,200
  5. Step 5: Solve for x
    x = 7,828,918,439,979,463,475,200/121,480,975,024.80
  6. Step 6: Final answer
    x = 64,445,633,881.20

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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.