Home / 19,182,140,470.84-28,771,012,779.36-5,018,473,563.16

Finding the Fourth Proportional to 19,182,140,470.84, 28,771,012,779.36 and 5,018,473,563.16

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Solution

The fourth proportional to 19,182,140,470.84, 28,771,012,779.36 and 5,018,473,563.16 is: 7,527,135,318.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,182,140,470.84 : 28,771,012,779.36 = 5,018,473,563.16 : x
  2. Step 2: Convert to fraction form
    19,182,140,470.84/28,771,012,779.36 = 5,018,473,563.16/x
  3. Step 3: Cross multiply
    19,182,140,470.84x = 28,771,012,779.36 × 5,018,473,563.16
  4. Step 4: Simplify right side
    19,182,140,470.84x = 144,386,567,018,556,669,952
  5. Step 5: Solve for x
    x = 144,386,567,018,556,669,952/19,182,140,470.84
  6. Step 6: Final answer
    x = 7,527,135,318.30

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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.