Home / 14,183,429,903.60-21,275,144,855.40-13,989,938,140.40

Finding the Fourth Proportional to 14,183,429,903.60, 21,275,144,855.40 and 13,989,938,140.40

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Solution

The fourth proportional to 14,183,429,903.60, 21,275,144,855.40 and 13,989,938,140.40 is: 20,984,907,210.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,183,429,903.60 : 21,275,144,855.40 = 13,989,938,140.40 : x
  2. Step 2: Convert to fraction form
    14,183,429,903.60/21,275,144,855.40 = 13,989,938,140.40/x
  3. Step 3: Cross multiply
    14,183,429,903.60x = 21,275,144,855.40 × 13,989,938,140.40
  4. Step 4: Simplify right side
    14,183,429,903.60x = 297,637,960,455,095,320,576
  5. Step 5: Solve for x
    x = 297,637,960,455,095,320,576/14,183,429,903.60
  6. Step 6: Final answer
    x = 20,984,907,210.60

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Double scale
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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.