Home / 1,216,365,357,064.80-1,678,585,854,996.30-660,170,492,546.93

Finding the Fourth Proportional to 1,216,365,357,064.80, 1,678,585,854,996.30 and 660,170,492,546.93

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Solution

The fourth proportional to 1,216,365,357,064.80, 1,678,585,854,996.30 and 660,170,492,546.93 is: 911,036,181,883.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,365,357,064.80 : 1,678,585,854,996.30 = 660,170,492,546.93 : x
  2. Step 2: Convert to fraction form
    1,216,365,357,064.80/1,678,585,854,996.30 = 660,170,492,546.93/x
  3. Step 3: Cross multiply
    1,216,365,357,064.80x = 1,678,585,854,996.30 × 660,170,492,546.93
  4. Step 4: Simplify right side
    1,216,365,357,064.80x = 1,108,152,850,675,217,127,702,528
  5. Step 5: Solve for x
    x = 1,108,152,850,675,217,127,702,528/1,216,365,357,064.80
  6. Step 6: Final answer
    x = 911,036,181,883.12

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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.