Home / 112,013,065.60-168,019,598.40-102,439,254.40

Finding the Fourth Proportional to 112,013,065.60, 168,019,598.40 and 102,439,254.40

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Solution

The fourth proportional to 112,013,065.60, 168,019,598.40 and 102,439,254.40 is: 153,658,881.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,013,065.60 : 168,019,598.40 = 102,439,254.40 : x
  2. Step 2: Convert to fraction form
    112,013,065.60/168,019,598.40 = 102,439,254.40/x
  3. Step 3: Cross multiply
    112,013,065.60x = 168,019,598.40 × 102,439,254.40
  4. Step 4: Simplify right side
    112,013,065.60x = 17,211,802,384,683,434
  5. Step 5: Solve for x
    x = 17,211,802,384,683,434/112,013,065.60
  6. Step 6: Final answer
    x = 153,658,881.60

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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.