Home / 346,426,300.61-478,064,309.36-187,653,392.04

Finding the Fourth Proportional to 346,426,300.61, 478,064,309.36 and 187,653,392.04

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Solution

The fourth proportional to 346,426,300.61, 478,064,309.36 and 187,653,392.04 is: 258,959,522.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,426,300.61 : 478,064,309.36 = 187,653,392.04 : x
  2. Step 2: Convert to fraction form
    346,426,300.61/478,064,309.36 = 187,653,392.04/x
  3. Step 3: Cross multiply
    346,426,300.61x = 478,064,309.36 × 187,653,392.04
  4. Step 4: Simplify right side
    346,426,300.61x = 89,710,389,266,576,752
  5. Step 5: Solve for x
    x = 89,710,389,266,576,752/346,426,300.61
  6. Step 6: Final answer
    x = 258,959,522.15

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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.