Home / 98,779,261,567.86-136,316,620,725.93-53,669,741,697.54

Finding the Fourth Proportional to 98,779,261,567.86, 136,316,620,725.93 and 53,669,741,697.54

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Solution

The fourth proportional to 98,779,261,567.86, 136,316,620,725.93 and 53,669,741,697.54 is: 74,064,917,142.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,779,261,567.86 : 136,316,620,725.93 = 53,669,741,697.54 : x
  2. Step 2: Convert to fraction form
    98,779,261,567.86/136,316,620,725.93 = 53,669,741,697.54/x
  3. Step 3: Cross multiply
    98,779,261,567.86x = 136,316,620,725.93 × 53,669,741,697.54
  4. Step 4: Simplify right side
    98,779,261,567.86x = 7,316,077,823,442,190,073,856
  5. Step 5: Solve for x
    x = 7,316,077,823,442,190,073,856/98,779,261,567.86
  6. Step 6: Final answer
    x = 74,064,917,142.72

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Double scale
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1.5x scale

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.