Home / 164,818,866,478.30-247,228,299,717.45-40,742,273,326.30

Finding the Fourth Proportional to 164,818,866,478.30, 247,228,299,717.45 and 40,742,273,326.30

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Solution

The fourth proportional to 164,818,866,478.30, 247,228,299,717.45 and 40,742,273,326.30 is: 61,113,409,989.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,818,866,478.30 : 247,228,299,717.45 = 40,742,273,326.30 : x
  2. Step 2: Convert to fraction form
    164,818,866,478.30/247,228,299,717.45 = 40,742,273,326.30/x
  3. Step 3: Cross multiply
    164,818,866,478.30x = 247,228,299,717.45 × 40,742,273,326.30
  4. Step 4: Simplify right side
    164,818,866,478.30x = 10,072,642,961,084,765,962,240
  5. Step 5: Solve for x
    x = 10,072,642,961,084,765,962,240/164,818,866,478.30
  6. Step 6: Final answer
    x = 61,113,409,989.45

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1.5x scale

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.