Home / 147,792,671.40-221,689,007.10-144,013,535.40

Finding the Fourth Proportional to 147,792,671.40, 221,689,007.10 and 144,013,535.40

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Solution

The fourth proportional to 147,792,671.40, 221,689,007.10 and 144,013,535.40 is: 216,020,303.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,792,671.40 : 221,689,007.10 = 144,013,535.40 : x
  2. Step 2: Convert to fraction form
    147,792,671.40/221,689,007.10 = 144,013,535.40/x
  3. Step 3: Cross multiply
    147,792,671.40x = 221,689,007.10 × 144,013,535.40
  4. Step 4: Simplify right side
    147,792,671.40x = 31,926,217,671,786,700
  5. Step 5: Solve for x
    x = 31,926,217,671,786,700/147,792,671.40
  6. Step 6: Final answer
    x = 216,020,303.10

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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.