Home / 243,793,312.93-336,418,208.40-133,792,111.81

Finding the Fourth Proportional to 243,793,312.93, 336,418,208.40 and 133,792,111.81

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Solution

The fourth proportional to 243,793,312.93, 336,418,208.40 and 133,792,111.81 is: 184,624,024.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,793,312.93 : 336,418,208.40 = 133,792,111.81 : x
  2. Step 2: Convert to fraction form
    243,793,312.93/336,418,208.40 = 133,792,111.81/x
  3. Step 3: Cross multiply
    243,793,312.93x = 336,418,208.40 × 133,792,111.81
  4. Step 4: Simplify right side
    243,793,312.93x = 45,010,102,553,172,680
  5. Step 5: Solve for x
    x = 45,010,102,553,172,680/243,793,312.93
  6. Step 6: Final answer
    x = 184,624,024.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.