Home / 357,696,038.40-536,544,057.60-127,924,569.60

Finding the Fourth Proportional to 357,696,038.40, 536,544,057.60 and 127,924,569.60

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Solution

The fourth proportional to 357,696,038.40, 536,544,057.60 and 127,924,569.60 is: 191,886,854.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,696,038.40 : 536,544,057.60 = 127,924,569.60 : x
  2. Step 2: Convert to fraction form
    357,696,038.40/536,544,057.60 = 127,924,569.60/x
  3. Step 3: Cross multiply
    357,696,038.40x = 536,544,057.60 × 127,924,569.60
  4. Step 4: Simplify right side
    357,696,038.40x = 68,637,167,639,917,608
  5. Step 5: Solve for x
    x = 68,637,167,639,917,608/357,696,038.40
  6. Step 6: Final answer
    x = 191,886,854.40

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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.