Home / 22,644,807,830.78-31,249,929,195.51-12,483,312,467.03

Finding the Fourth Proportional to 22,644,807,830.78, 31,249,929,195.51 and 12,483,312,467.03

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Solution

The fourth proportional to 22,644,807,830.78, 31,249,929,195.51 and 12,483,312,467.03 is: 17,227,023,237.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,644,807,830.78 : 31,249,929,195.51 = 12,483,312,467.03 : x
  2. Step 2: Convert to fraction form
    22,644,807,830.78/31,249,929,195.51 = 12,483,312,467.03/x
  3. Step 3: Cross multiply
    22,644,807,830.78x = 31,249,929,195.51 × 12,483,312,467.03
  4. Step 4: Simplify right side
    22,644,807,830.78x = 390,102,630,720,046,039,040
  5. Step 5: Solve for x
    x = 390,102,630,720,046,039,040/22,644,807,830.78
  6. Step 6: Final answer
    x = 17,227,023,237.97

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Double scale
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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.