Home / 127,300,881,201.52-190,918,751,554.68-37,742,932,807.12

Finding the Fourth Proportional to 127,300,881,201.52, 190,918,751,554.68 and 37,742,932,807.12

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Solution

The fourth proportional to 127,300,881,201.52, 190,918,751,554.68 and 37,742,932,807.12 is: 56,604,742,587.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,300,881,201.52 : 190,918,751,554.68 = 37,742,932,807.12 : x
  2. Step 2: Convert to fraction form
    127,300,881,201.52/190,918,751,554.68 = 37,742,932,807.12/x
  3. Step 3: Cross multiply
    127,300,881,201.52x = 190,918,751,554.68 × 37,742,932,807.12
  4. Step 4: Simplify right side
    127,300,881,201.52x = 7,205,833,611,547,524,464,640
  5. Step 5: Solve for x
    x = 7,205,833,611,547,524,464,640/127,300,881,201.52
  6. Step 6: Final answer
    x = 56,604,742,587.29

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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.