Home / 473,210,897.55-709,816,346.33-392,589,329.55

Finding the Fourth Proportional to 473,210,897.55, 709,816,346.33 and 392,589,329.55

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Solution

The fourth proportional to 473,210,897.55, 709,816,346.33 and 392,589,329.55 is: 588,883,994.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,210,897.55 : 709,816,346.33 = 392,589,329.55 : x
  2. Step 2: Convert to fraction form
    473,210,897.55/709,816,346.33 = 392,589,329.55/x
  3. Step 3: Cross multiply
    473,210,897.55x = 709,816,346.33 × 392,589,329.55
  4. Step 4: Simplify right side
    473,210,897.55x = 278,666,323,507,362,368
  5. Step 5: Solve for x
    x = 278,666,323,507,362,368/473,210,897.55
  6. Step 6: Final answer
    x = 588,883,994.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.