Home / 8,013,412,272.51-12,020,118,782.40-5,489,852,062.29

Finding the Fourth Proportional to 8,013,412,272.51, 12,020,118,782.40 and 5,489,852,062.29

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Solution

The fourth proportional to 8,013,412,272.51, 12,020,118,782.40 and 5,489,852,062.29 is: 8,234,778,349.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,013,412,272.51 : 12,020,118,782.40 = 5,489,852,062.29 : x
  2. Step 2: Convert to fraction form
    8,013,412,272.51/12,020,118,782.40 = 5,489,852,062.29/x
  3. Step 3: Cross multiply
    8,013,412,272.51x = 12,020,118,782.40 × 5,489,852,062.29
  4. Step 4: Simplify right side
    8,013,412,272.51x = 65,988,673,886,484,922,368
  5. Step 5: Solve for x
    x = 65,988,673,886,484,922,368/8,013,412,272.51
  6. Step 6: Final answer
    x = 8,234,778,349.40

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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.