Home / 98,779,261,579.11-136,316,620,741.46-53,669,741,708.79

Finding the Fourth Proportional to 98,779,261,579.11, 136,316,620,741.46 and 53,669,741,708.79

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Solution

The fourth proportional to 98,779,261,579.11, 136,316,620,741.46 and 53,669,741,708.79 is: 74,064,917,158.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,779,261,579.11 : 136,316,620,741.46 = 53,669,741,708.79 : x
  2. Step 2: Convert to fraction form
    98,779,261,579.11/136,316,620,741.46 = 53,669,741,708.79/x
  3. Step 3: Cross multiply
    98,779,261,579.11x = 136,316,620,741.46 × 53,669,741,708.79
  4. Step 4: Simplify right side
    98,779,261,579.11x = 7,316,077,825,809,517,117,440
  5. Step 5: Solve for x
    x = 7,316,077,825,809,517,117,440/98,779,261,579.11
  6. Step 6: Final answer
    x = 74,064,917,158.24

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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.