Home / 253,041,929.07-379,579,548.12-66,300,444.66

Finding the Fourth Proportional to 253,041,929.07, 379,579,548.12 and 66,300,444.66

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Solution

The fourth proportional to 253,041,929.07, 379,579,548.12 and 66,300,444.66 is: 99,455,030.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,041,929.07 : 379,579,548.12 = 66,300,444.66 : x
  2. Step 2: Convert to fraction form
    253,041,929.07/379,579,548.12 = 66,300,444.66/x
  3. Step 3: Cross multiply
    253,041,929.07x = 379,579,548.12 × 66,300,444.66
  4. Step 4: Simplify right side
    253,041,929.07x = 25,166,292,824,197,864
  5. Step 5: Solve for x
    x = 25,166,292,824,197,864/253,041,929.07
  6. Step 6: Final answer
    x = 99,455,030.70

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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.