Home / 116,640,014.40-174,960,021.60-112,161,038.40

Finding the Fourth Proportional to 116,640,014.40, 174,960,021.60 and 112,161,038.40

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Solution

The fourth proportional to 116,640,014.40, 174,960,021.60 and 112,161,038.40 is: 168,241,557.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,640,014.40 : 174,960,021.60 = 112,161,038.40 : x
  2. Step 2: Convert to fraction form
    116,640,014.40/174,960,021.60 = 112,161,038.40/x
  3. Step 3: Cross multiply
    116,640,014.40x = 174,960,021.60 × 112,161,038.40
  4. Step 4: Simplify right side
    116,640,014.40x = 19,623,697,701,142,428
  5. Step 5: Solve for x
    x = 19,623,697,701,142,428/116,640,014.40
  6. Step 6: Final answer
    x = 168,241,557.60

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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.