Home / 77,962,802.16-107,588,669.14-43,155,492.62

Finding the Fourth Proportional to 77,962,802.16, 107,588,669.14 and 43,155,492.62

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Solution

The fourth proportional to 77,962,802.16, 107,588,669.14 and 43,155,492.62 is: 59,554,581.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,962,802.16 : 107,588,669.14 = 43,155,492.62 : x
  2. Step 2: Convert to fraction form
    77,962,802.16/107,588,669.14 = 43,155,492.62/x
  3. Step 3: Cross multiply
    77,962,802.16x = 107,588,669.14 × 43,155,492.62
  4. Step 4: Simplify right side
    77,962,802.16x = 4,643,042,017,066,891
  5. Step 5: Solve for x
    x = 4,643,042,017,066,891/77,962,802.16
  6. Step 6: Final answer
    x = 59,554,581.01

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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.