Home / 357,880,667.01-493,865,316.47-216,835,395.24

Finding the Fourth Proportional to 357,880,667.01, 493,865,316.47 and 216,835,395.24

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Solution

The fourth proportional to 357,880,667.01, 493,865,316.47 and 216,835,395.24 is: 299,226,784.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,880,667.01 : 493,865,316.47 = 216,835,395.24 : x
  2. Step 2: Convert to fraction form
    357,880,667.01/493,865,316.47 = 216,835,395.24/x
  3. Step 3: Cross multiply
    357,880,667.01x = 493,865,316.47 × 216,835,395.24
  4. Step 4: Simplify right side
    357,880,667.01x = 107,087,481,091,719,280
  5. Step 5: Solve for x
    x = 107,087,481,091,719,280/357,880,667.01
  6. Step 6: Final answer
    x = 299,226,784.13

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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.