Home / 474,312,386,557.48-654,532,735,314.18-257,533,619,507.23

Finding the Fourth Proportional to 474,312,386,557.48, 654,532,735,314.18 and 257,533,619,507.23

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Solution

The fourth proportional to 474,312,386,557.48, 654,532,735,314.18 and 257,533,619,507.23 is: 355,386,427,149.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,312,386,557.48 : 654,532,735,314.18 = 257,533,619,507.23 : x
  2. Step 2: Convert to fraction form
    474,312,386,557.48/654,532,735,314.18 = 257,533,619,507.23/x
  3. Step 3: Cross multiply
    474,312,386,557.48x = 654,532,735,314.18 × 257,533,619,507.23
  4. Step 4: Simplify right side
    474,312,386,557.48x = 168,564,184,411,428,540,645,376
  5. Step 5: Solve for x
    x = 168,564,184,411,428,540,645,376/474,312,386,557.48
  6. Step 6: Final answer
    x = 355,386,427,149.53

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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.