Home / 201,113,346.40-301,670,019.60-109,280,341.60

Finding the Fourth Proportional to 201,113,346.40, 301,670,019.60 and 109,280,341.60

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Solution

The fourth proportional to 201,113,346.40, 301,670,019.60 and 109,280,341.60 is: 163,920,512.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,113,346.40 : 301,670,019.60 = 109,280,341.60 : x
  2. Step 2: Convert to fraction form
    201,113,346.40/301,670,019.60 = 109,280,341.60/x
  3. Step 3: Cross multiply
    201,113,346.40x = 301,670,019.60 × 109,280,341.60
  4. Step 4: Simplify right side
    201,113,346.40x = 32,966,602,792,366,696
  5. Step 5: Solve for x
    x = 32,966,602,792,366,696/201,113,346.40
  6. Step 6: Final answer
    x = 163,920,512.40

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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.