Home / 339,426,602,540.15-508,720,657,271.10-291,281,192,493.17

Finding the Fourth Proportional to 339,426,602,540.15, 508,720,657,271.10 and 291,281,192,493.17

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Solution

The fourth proportional to 339,426,602,540.15, 508,720,657,271.10 and 291,281,192,493.17 is: 436,562,009,538.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,426,602,540.15 : 508,720,657,271.10 = 291,281,192,493.17 : x
  2. Step 2: Convert to fraction form
    339,426,602,540.15/508,720,657,271.10 = 291,281,192,493.17/x
  3. Step 3: Cross multiply
    339,426,602,540.15x = 508,720,657,271.10 × 291,281,192,493.17
  4. Step 4: Simplify right side
    339,426,602,540.15x = 148,180,759,695,835,229,323,264
  5. Step 5: Solve for x
    x = 148,180,759,695,835,229,323,264/339,426,602,540.15
  6. Step 6: Final answer
    x = 436,562,009,538.74

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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.