Home / 1,990,430,496-2,746,453,962.24-1,154,863,526.40

Finding the Fourth Proportional to 1,990,430,496, 2,746,453,962.24 and 1,154,863,526.40

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Solution

The fourth proportional to 1,990,430,496, 2,746,453,962.24 and 1,154,863,526.40 is: 1,593,514,324.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,430,496 : 2,746,453,962.24 = 1,154,863,526.40 : x
  2. Step 2: Convert to fraction form
    1,990,430,496/2,746,453,962.24 = 1,154,863,526.40/x
  3. Step 3: Cross multiply
    1,990,430,496x = 2,746,453,962.24 × 1,154,863,526.40
  4. Step 4: Simplify right side
    1,990,430,496x = 3,171,779,507,927,738,880
  5. Step 5: Solve for x
    x = 3,171,779,507,927,738,880/1,990,430,496
  6. Step 6: Final answer
    x = 1,593,514,324.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.