Home / 65,220,101,130,844-90,005,649,309,892-35,591,740,742,290

Finding the Fourth Proportional to 65,220,101,130,844, 90,005,649,309,892 and 35,591,740,742,290

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Solution

The fourth proportional to 65,220,101,130,844, 90,005,649,309,892 and 35,591,740,742,290 is: 49,117,644,407,701.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,220,101,130,844 : 90,005,649,309,892 = 35,591,740,742,290 : x
  2. Step 2: Convert to fraction form
    65,220,101,130,844/90,005,649,309,892 = 35,591,740,742,290/x
  3. Step 3: Cross multiply
    65,220,101,130,844x = 90,005,649,309,892 × 35,591,740,742,290
  4. Step 4: Simplify right side
    65,220,101,130,844x = 3,203,457,735,579,148,863,236,210,688
  5. Step 5: Solve for x
    x = 3,203,457,735,579,148,863,236,210,688/65,220,101,130,844
  6. Step 6: Final answer
    x = 49,117,644,407,701.85

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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.