Home / 56,784,613.60-85,176,920.40-47,210,802.40

Finding the Fourth Proportional to 56,784,613.60, 85,176,920.40 and 47,210,802.40

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Solution

The fourth proportional to 56,784,613.60, 85,176,920.40 and 47,210,802.40 is: 70,816,203.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,784,613.60 : 85,176,920.40 = 47,210,802.40 : x
  2. Step 2: Convert to fraction form
    56,784,613.60/85,176,920.40 = 47,210,802.40/x
  3. Step 3: Cross multiply
    56,784,613.60x = 85,176,920.40 × 47,210,802.40
  4. Step 4: Simplify right side
    56,784,613.60x = 4,021,270,758,044,929
  5. Step 5: Solve for x
    x = 4,021,270,758,044,929/56,784,613.60
  6. Step 6: Final answer
    x = 70,816,203.60

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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.