Home / 3,139,776,246.60-4,709,664,369.90-958,458,947.40

Finding the Fourth Proportional to 3,139,776,246.60, 4,709,664,369.90 and 958,458,947.40

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Solution

The fourth proportional to 3,139,776,246.60, 4,709,664,369.90 and 958,458,947.40 is: 1,437,688,421.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,776,246.60 : 4,709,664,369.90 = 958,458,947.40 : x
  2. Step 2: Convert to fraction form
    3,139,776,246.60/4,709,664,369.90 = 958,458,947.40/x
  3. Step 3: Cross multiply
    3,139,776,246.60x = 4,709,664,369.90 × 958,458,947.40
  4. Step 4: Simplify right side
    3,139,776,246.60x = 4,514,019,954,581,637,632
  5. Step 5: Solve for x
    x = 4,514,019,954,581,637,632/3,139,776,246.60
  6. Step 6: Final answer
    x = 1,437,688,421.10

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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.