Home / 347,736,618.30-521,604,927.45-343,201,655.10

Finding the Fourth Proportional to 347,736,618.30, 521,604,927.45 and 343,201,655.10

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Solution

The fourth proportional to 347,736,618.30, 521,604,927.45 and 343,201,655.10 is: 514,802,482.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,736,618.30 : 521,604,927.45 = 343,201,655.10 : x
  2. Step 2: Convert to fraction form
    347,736,618.30/521,604,927.45 = 343,201,655.10/x
  3. Step 3: Cross multiply
    347,736,618.30x = 521,604,927.45 × 343,201,655.10
  4. Step 4: Simplify right side
    347,736,618.30x = 179,015,674,409,155,424
  5. Step 5: Solve for x
    x = 179,015,674,409,155,424/347,736,618.30
  6. Step 6: Final answer
    x = 514,802,482.65

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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.