Home / 126,828,262,428.52-190,316,577,494.40-47,294,758,071.40

Finding the Fourth Proportional to 126,828,262,428.52, 190,316,577,494.40 and 47,294,758,071.40

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Solution

The fourth proportional to 126,828,262,428.52, 190,316,577,494.40 and 47,294,758,071.40 is: 70,969,800,557.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,828,262,428.52 : 190,316,577,494.40 = 47,294,758,071.40 : x
  2. Step 2: Convert to fraction form
    126,828,262,428.52/190,316,577,494.40 = 47,294,758,071.40/x
  3. Step 3: Cross multiply
    126,828,262,428.52x = 190,316,577,494.40 × 47,294,758,071.40
  4. Step 4: Simplify right side
    126,828,262,428.52x = 9,000,976,489,574,497,779,712
  5. Step 5: Solve for x
    x = 9,000,976,489,574,497,779,712/126,828,262,428.52
  6. Step 6: Final answer
    x = 70,969,800,557.25

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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.