Home / 556,572,030.55-834,858,045.83-193,103,128.15

Finding the Fourth Proportional to 556,572,030.55, 834,858,045.83 and 193,103,128.15

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Solution

The fourth proportional to 556,572,030.55, 834,858,045.83 and 193,103,128.15 is: 289,654,692.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,572,030.55 : 834,858,045.83 = 193,103,128.15 : x
  2. Step 2: Convert to fraction form
    556,572,030.55/834,858,045.83 = 193,103,128.15/x
  3. Step 3: Cross multiply
    556,572,030.55x = 834,858,045.83 × 193,103,128.15
  4. Step 4: Simplify right side
    556,572,030.55x = 161,213,700,210,969,088
  5. Step 5: Solve for x
    x = 161,213,700,210,969,088/556,572,030.55
  6. Step 6: Final answer
    x = 289,654,692.23

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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.