Home / 1,036,154,808.20-1,554,061,968.84-372,031,346.72

Finding the Fourth Proportional to 1,036,154,808.20, 1,554,061,968.84 and 372,031,346.72

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Solution

The fourth proportional to 1,036,154,808.20, 1,554,061,968.84 and 372,031,346.72 is: 557,985,894.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,154,808.20 : 1,554,061,968.84 = 372,031,346.72 : x
  2. Step 2: Convert to fraction form
    1,036,154,808.20/1,554,061,968.84 = 372,031,346.72/x
  3. Step 3: Cross multiply
    1,036,154,808.20x = 1,554,061,968.84 × 372,031,346.72
  4. Step 4: Simplify right side
    1,036,154,808.20x = 578,159,767,153,879,936
  5. Step 5: Solve for x
    x = 578,159,767,153,879,936/1,036,154,808.20
  6. Step 6: Final answer
    x = 557,985,894.17

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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.