Home / 510,271,494.77-704,210,054.29-309,336,838.13

Finding the Fourth Proportional to 510,271,494.77, 704,210,054.29 and 309,336,838.13

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Solution

The fourth proportional to 510,271,494.77, 704,210,054.29 and 309,336,838.13 is: 426,906,291.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,271,494.77 : 704,210,054.29 = 309,336,838.13 : x
  2. Step 2: Convert to fraction form
    510,271,494.77/704,210,054.29 = 309,336,838.13/x
  3. Step 3: Cross multiply
    510,271,494.77x = 704,210,054.29 × 309,336,838.13
  4. Step 4: Simplify right side
    510,271,494.77x = 217,838,111,574,411,424
  5. Step 5: Solve for x
    x = 217,838,111,574,411,424/510,271,494.77
  6. Step 6: Final answer
    x = 426,906,291.66

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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.