Home / 133,302,192.51-183,882,971.12-77,541,335.67

Finding the Fourth Proportional to 133,302,192.51, 183,882,971.12 and 77,541,335.67

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Solution

The fourth proportional to 133,302,192.51, 183,882,971.12 and 77,541,335.67 is: 106,963,966.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,302,192.51 : 183,882,971.12 = 77,541,335.67 : x
  2. Step 2: Convert to fraction form
    133,302,192.51/183,882,971.12 = 77,541,335.67/x
  3. Step 3: Cross multiply
    133,302,192.51x = 183,882,971.12 × 77,541,335.67
  4. Step 4: Simplify right side
    133,302,192.51x = 14,258,531,186,959,276
  5. Step 5: Solve for x
    x = 14,258,531,186,959,276/133,302,192.51
  6. Step 6: Final answer
    x = 106,963,966.00

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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.