Home / 423,655,642.51-584,629,875.15-232,915,271.24

Finding the Fourth Proportional to 423,655,642.51, 584,629,875.15 and 232,915,271.24

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Solution

The fourth proportional to 423,655,642.51, 584,629,875.15 and 232,915,271.24 is: 321,414,876.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,655,642.51 : 584,629,875.15 = 232,915,271.24 : x
  2. Step 2: Convert to fraction form
    423,655,642.51/584,629,875.15 = 232,915,271.24/x
  3. Step 3: Cross multiply
    423,655,642.51x = 584,629,875.15 × 232,915,271.24
  4. Step 4: Simplify right side
    423,655,642.51x = 136,169,225,946,157,728
  5. Step 5: Solve for x
    x = 136,169,225,946,157,728/423,655,642.51
  6. Step 6: Final answer
    x = 321,414,876.34

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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.