Home / 1,135,246,673.60-1,702,870,010.40-829,136,657.60

Finding the Fourth Proportional to 1,135,246,673.60, 1,702,870,010.40 and 829,136,657.60

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Solution

The fourth proportional to 1,135,246,673.60, 1,702,870,010.40 and 829,136,657.60 is: 1,243,704,986.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,246,673.60 : 1,702,870,010.40 = 829,136,657.60 : x
  2. Step 2: Convert to fraction form
    1,135,246,673.60/1,702,870,010.40 = 829,136,657.60/x
  3. Step 3: Cross multiply
    1,135,246,673.60x = 1,702,870,010.40 × 829,136,657.60
  4. Step 4: Simplify right side
    1,135,246,673.60x = 1,411,911,948,750,333,440
  5. Step 5: Solve for x
    x = 1,411,911,948,750,333,440/1,135,246,673.60
  6. Step 6: Final answer
    x = 1,243,704,986.40

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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.