Home / 45,448,047,000.90-68,172,070,501.35-18,909,743,504.40

Finding the Fourth Proportional to 45,448,047,000.90, 68,172,070,501.35 and 18,909,743,504.40

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Solution

The fourth proportional to 45,448,047,000.90, 68,172,070,501.35 and 18,909,743,504.40 is: 28,364,615,256.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,448,047,000.90 : 68,172,070,501.35 = 18,909,743,504.40 : x
  2. Step 2: Convert to fraction form
    45,448,047,000.90/68,172,070,501.35 = 18,909,743,504.40/x
  3. Step 3: Cross multiply
    45,448,047,000.90x = 68,172,070,501.35 × 18,909,743,504.40
  4. Step 4: Simplify right side
    45,448,047,000.90x = 1,289,116,367,344,402,169,856
  5. Step 5: Solve for x
    x = 1,289,116,367,344,402,169,856/45,448,047,000.90
  6. Step 6: Final answer
    x = 28,364,615,256.60

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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.