Home / 147,792,666.40-221,688,999.60-144,013,530.40

Finding the Fourth Proportional to 147,792,666.40, 221,688,999.60 and 144,013,530.40

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Solution

The fourth proportional to 147,792,666.40, 221,688,999.60 and 144,013,530.40 is: 216,020,295.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,792,666.40 : 221,688,999.60 = 144,013,530.40 : x
  2. Step 2: Convert to fraction form
    147,792,666.40/221,688,999.60 = 144,013,530.40/x
  3. Step 3: Cross multiply
    147,792,666.40x = 221,688,999.60 × 144,013,530.40
  4. Step 4: Simplify right side
    147,792,666.40x = 31,926,215,483,240,188
  5. Step 5: Solve for x
    x = 31,926,215,483,240,188/147,792,666.40
  6. Step 6: Final answer
    x = 216,020,295.60

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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.