Home / 101,363,779,853.69-139,882,154,718.37-55,014,207,810.35

Finding the Fourth Proportional to 101,363,779,853.69, 139,882,154,718.37 and 55,014,207,810.35

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Solution

The fourth proportional to 101,363,779,853.69, 139,882,154,718.37 and 55,014,207,810.35 is: 75,919,681,958.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,363,779,853.69 : 139,882,154,718.37 = 55,014,207,810.35 : x
  2. Step 2: Convert to fraction form
    101,363,779,853.69/139,882,154,718.37 = 55,014,207,810.35/x
  3. Step 3: Cross multiply
    101,363,779,853.69x = 139,882,154,718.37 × 55,014,207,810.35
  4. Step 4: Simplify right side
    101,363,779,853.69x = 7,695,505,928,635,377,778,688
  5. Step 5: Solve for x
    x = 7,695,505,928,635,377,778,688/101,363,779,853.69
  6. Step 6: Final answer
    x = 75,919,681,958.81

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.