Home / 22,556,038,615.76-31,127,851,725-12,395,398,192.40

Finding the Fourth Proportional to 22,556,038,615.76, 31,127,851,725 and 12,395,398,192.40

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Solution

The fourth proportional to 22,556,038,615.76, 31,127,851,725 and 12,395,398,192.40 is: 17,105,934,405.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,556,038,615.76 : 31,127,851,725 = 12,395,398,192.40 : x
  2. Step 2: Convert to fraction form
    22,556,038,615.76/31,127,851,725 = 12,395,398,192.40/x
  3. Step 3: Cross multiply
    22,556,038,615.76x = 31,127,851,725 × 12,395,398,192.40
  4. Step 4: Simplify right side
    22,556,038,615.76x = 385,842,117,005,360,234,496
  5. Step 5: Solve for x
    x = 385,842,117,005,360,234,496/22,556,038,615.76
  6. Step 6: Final answer
    x = 17,105,934,405.33

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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.