Home / 236,103,477.60-354,155,216.40-121,312,221.60

Finding the Fourth Proportional to 236,103,477.60, 354,155,216.40 and 121,312,221.60

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Solution

The fourth proportional to 236,103,477.60, 354,155,216.40 and 121,312,221.60 is: 181,968,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,103,477.60 : 354,155,216.40 = 121,312,221.60 : x
  2. Step 2: Convert to fraction form
    236,103,477.60/354,155,216.40 = 121,312,221.60/x
  3. Step 3: Cross multiply
    236,103,477.60x = 354,155,216.40 × 121,312,221.60
  4. Step 4: Simplify right side
    236,103,477.60x = 42,963,356,092,712,752
  5. Step 5: Solve for x
    x = 42,963,356,092,712,752/236,103,477.60
  6. Step 6: Final answer
    x = 181,968,332.40

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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.