Home / 976,650,653.40-1,464,975,980.10-792,984,643.80

Finding the Fourth Proportional to 976,650,653.40, 1,464,975,980.10 and 792,984,643.80

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Solution

The fourth proportional to 976,650,653.40, 1,464,975,980.10 and 792,984,643.80 is: 1,189,476,965.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,650,653.40 : 1,464,975,980.10 = 792,984,643.80 : x
  2. Step 2: Convert to fraction form
    976,650,653.40/1,464,975,980.10 = 792,984,643.80/x
  3. Step 3: Cross multiply
    976,650,653.40x = 1,464,975,980.10 × 792,984,643.80
  4. Step 4: Simplify right side
    976,650,653.40x = 1,161,703,455,755,154,176
  5. Step 5: Solve for x
    x = 1,161,703,455,755,154,176/976,650,653.40
  6. Step 6: Final answer
    x = 1,189,476,965.70

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Double scale
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1.5x scale

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.