Home / 936,044,085.60-1,404,066,128.40-476,879,061.60

Finding the Fourth Proportional to 936,044,085.60, 1,404,066,128.40 and 476,879,061.60

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Solution

The fourth proportional to 936,044,085.60, 1,404,066,128.40 and 476,879,061.60 is: 715,318,592.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,044,085.60 : 1,404,066,128.40 = 476,879,061.60 : x
  2. Step 2: Convert to fraction form
    936,044,085.60/1,404,066,128.40 = 476,879,061.60/x
  3. Step 3: Cross multiply
    936,044,085.60x = 1,404,066,128.40 × 476,879,061.60
  4. Step 4: Simplify right side
    936,044,085.60x = 669,569,737,735,737,216
  5. Step 5: Solve for x
    x = 669,569,737,735,737,216/936,044,085.60
  6. Step 6: Final answer
    x = 715,318,592.40

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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.