Home / 558,496,606.87-770,730,671.96-307,606,686.67

Finding the Fourth Proportional to 558,496,606.87, 770,730,671.96 and 307,606,686.67

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Solution

The fourth proportional to 558,496,606.87, 770,730,671.96 and 307,606,686.67 is: 424,500,176.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,496,606.87 : 770,730,671.96 = 307,606,686.67 : x
  2. Step 2: Convert to fraction form
    558,496,606.87/770,730,671.96 = 307,606,686.67/x
  3. Step 3: Cross multiply
    558,496,606.87x = 770,730,671.96 × 307,606,686.67
  4. Step 4: Simplify right side
    558,496,606.87x = 237,081,908,316,558,304
  5. Step 5: Solve for x
    x = 237,081,908,316,558,304/558,496,606.87
  6. Step 6: Final answer
    x = 424,500,176.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.