Home / 884,616,853.80-1,326,925,280.70-830,091,007.20

Finding the Fourth Proportional to 884,616,853.80, 1,326,925,280.70 and 830,091,007.20

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Solution

The fourth proportional to 884,616,853.80, 1,326,925,280.70 and 830,091,007.20 is: 1,245,136,510.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,616,853.80 : 1,326,925,280.70 = 830,091,007.20 : x
  2. Step 2: Convert to fraction form
    884,616,853.80/1,326,925,280.70 = 830,091,007.20/x
  3. Step 3: Cross multiply
    884,616,853.80x = 1,326,925,280.70 × 830,091,007.20
  4. Step 4: Simplify right side
    884,616,853.80x = 1,101,468,742,735,405,824
  5. Step 5: Solve for x
    x = 1,101,468,742,735,405,824/884,616,853.80
  6. Step 6: Final answer
    x = 1,245,136,510.80

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1.5x scale

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.