Home / 1,048,906,317.84-1,447,473,287.16-578,995,483.92

Finding the Fourth Proportional to 1,048,906,317.84, 1,447,473,287.16 and 578,995,483.92

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Solution

The fourth proportional to 1,048,906,317.84, 1,447,473,287.16 and 578,995,483.92 is: 799,004,145.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,906,317.84 : 1,447,473,287.16 = 578,995,483.92 : x
  2. Step 2: Convert to fraction form
    1,048,906,317.84/1,447,473,287.16 = 578,995,483.92/x
  3. Step 3: Cross multiply
    1,048,906,317.84x = 1,447,473,287.16 × 578,995,483.92
  4. Step 4: Simplify right side
    1,048,906,317.84x = 838,080,496,360,477,312
  5. Step 5: Solve for x
    x = 838,080,496,360,477,312/1,048,906,317.84
  6. Step 6: Final answer
    x = 799,004,145.66

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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.