Home / 88,387,208,619.77-121,974,396,826.05-47,742,119,887.25

Finding the Fourth Proportional to 88,387,208,619.77, 121,974,396,826.05 and 47,742,119,887.25

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Solution

The fourth proportional to 88,387,208,619.77, 121,974,396,826.05 and 47,742,119,887.25 is: 65,884,151,874.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,387,208,619.77 : 121,974,396,826.05 = 47,742,119,887.25 : x
  2. Step 2: Convert to fraction form
    88,387,208,619.77/121,974,396,826.05 = 47,742,119,887.25/x
  3. Step 3: Cross multiply
    88,387,208,619.77x = 121,974,396,826.05 × 47,742,119,887.25
  4. Step 4: Simplify right side
    88,387,208,619.77x = 5,823,316,276,444,285,370,368
  5. Step 5: Solve for x
    x = 5,823,316,276,444,285,370,368/88,387,208,619.77
  6. Step 6: Final answer
    x = 65,884,151,874.23

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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.