Home / 223,703,567.82-308,720,501.44-124,584,314.86

Finding the Fourth Proportional to 223,703,567.82, 308,720,501.44 and 124,584,314.86

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Solution

The fourth proportional to 223,703,567.82, 308,720,501.44 and 124,584,314.86 is: 171,931,688.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,703,567.82 : 308,720,501.44 = 124,584,314.86 : x
  2. Step 2: Convert to fraction form
    223,703,567.82/308,720,501.44 = 124,584,314.86/x
  3. Step 3: Cross multiply
    223,703,567.82x = 308,720,501.44 × 124,584,314.86
  4. Step 4: Simplify right side
    223,703,567.82x = 38,461,732,155,560,728
  5. Step 5: Solve for x
    x = 38,461,732,155,560,728/223,703,567.82
  6. Step 6: Final answer
    x = 171,931,688.58

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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.