Home / 438,305,631.47-604,862,097.54-237,364,065.67

Finding the Fourth Proportional to 438,305,631.47, 604,862,097.54 and 237,364,065.67

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Solution

The fourth proportional to 438,305,631.47, 604,862,097.54 and 237,364,065.67 is: 327,562,587.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,305,631.47 : 604,862,097.54 = 237,364,065.67 : x
  2. Step 2: Convert to fraction form
    438,305,631.47/604,862,097.54 = 237,364,065.67/x
  3. Step 3: Cross multiply
    438,305,631.47x = 604,862,097.54 × 237,364,065.67
  4. Step 4: Simplify right side
    438,305,631.47x = 143,572,526,640,266,336
  5. Step 5: Solve for x
    x = 143,572,526,640,266,336/438,305,631.47
  6. Step 6: Final answer
    x = 327,562,587.22

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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.