Home / 434,590,246.80-651,885,370.20-143,502,296.40

Finding the Fourth Proportional to 434,590,246.80, 651,885,370.20 and 143,502,296.40

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Solution

The fourth proportional to 434,590,246.80, 651,885,370.20 and 143,502,296.40 is: 215,253,444.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,590,246.80 : 651,885,370.20 = 143,502,296.40 : x
  2. Step 2: Convert to fraction form
    434,590,246.80/651,885,370.20 = 143,502,296.40/x
  3. Step 3: Cross multiply
    434,590,246.80x = 651,885,370.20 × 143,502,296.40
  4. Step 4: Simplify right side
    434,590,246.80x = 93,547,047,613,264,144
  5. Step 5: Solve for x
    x = 93,547,047,613,264,144/434,590,246.80
  6. Step 6: Final answer
    x = 215,253,444.60

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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.