Home / 1,421,411,699.16-1,962,041,275.26-976,846,707

Finding the Fourth Proportional to 1,421,411,699.16, 1,962,041,275.26 and 976,846,707

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Solution

The fourth proportional to 1,421,411,699.16, 1,962,041,275.26 and 976,846,707 is: 1,348,387,353.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,421,411,699.16 : 1,962,041,275.26 = 976,846,707 : x
  2. Step 2: Convert to fraction form
    1,421,411,699.16/1,962,041,275.26 = 976,846,707/x
  3. Step 3: Cross multiply
    1,421,411,699.16x = 1,962,041,275.26 × 976,846,707
  4. Step 4: Simplify right side
    1,421,411,699.16x = 1,916,613,558,735,811,584
  5. Step 5: Solve for x
    x = 1,916,613,558,735,811,584/1,421,411,699.16
  6. Step 6: Final answer
    x = 1,348,387,353.13

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Double scale
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1.5x scale

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.