Home / 557,358,528.40-836,037,792.60-373,692,518.80

Finding the Fourth Proportional to 557,358,528.40, 836,037,792.60 and 373,692,518.80

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Solution

The fourth proportional to 557,358,528.40, 836,037,792.60 and 373,692,518.80 is: 560,538,778.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,358,528.40 : 836,037,792.60 = 373,692,518.80 : x
  2. Step 2: Convert to fraction form
    557,358,528.40/836,037,792.60 = 373,692,518.80/x
  3. Step 3: Cross multiply
    557,358,528.40x = 836,037,792.60 × 373,692,518.80
  4. Step 4: Simplify right side
    557,358,528.40x = 312,421,068,528,686,016
  5. Step 5: Solve for x
    x = 312,421,068,528,686,016/557,358,528.40
  6. Step 6: Final answer
    x = 560,538,778.20

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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.