Home / 133,127,893.58-183,712,967.72-74,391,041.35

Finding the Fourth Proportional to 133,127,893.58, 183,712,967.72 and 74,391,041.35

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Solution

The fourth proportional to 133,127,893.58, 183,712,967.72 and 74,391,041.35 is: 102,657,667.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,127,893.58 : 183,712,967.72 = 74,391,041.35 : x
  2. Step 2: Convert to fraction form
    133,127,893.58/183,712,967.72 = 74,391,041.35/x
  3. Step 3: Cross multiply
    133,127,893.58x = 183,712,967.72 × 74,391,041.35
  4. Step 4: Simplify right side
    133,127,893.58x = 13,666,598,976,899,216
  5. Step 5: Solve for x
    x = 13,666,598,976,899,216/133,127,893.58
  6. Step 6: Final answer
    x = 102,657,667.07

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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.