Home / 495,127,047.36-683,235,300-286,296,734.40

Finding the Fourth Proportional to 495,127,047.36, 683,235,300 and 286,296,734.40

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Solution

The fourth proportional to 495,127,047.36, 683,235,300 and 286,296,734.40 is: 395,066,349.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,127,047.36 : 683,235,300 = 286,296,734.40 : x
  2. Step 2: Convert to fraction form
    495,127,047.36/683,235,300 = 286,296,734.40/x
  3. Step 3: Cross multiply
    495,127,047.36x = 683,235,300 × 286,296,734.40
  4. Step 4: Simplify right side
    495,127,047.36x = 195,608,035,216,804,288
  5. Step 5: Solve for x
    x = 195,608,035,216,804,288/495,127,047.36
  6. Step 6: Final answer
    x = 395,066,349.66

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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.