Home / 454,039,271.55-626,574,189.15-245,195,395.89

Finding the Fourth Proportional to 454,039,271.55, 626,574,189.15 and 245,195,395.89

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Solution

The fourth proportional to 454,039,271.55, 626,574,189.15 and 245,195,395.89 is: 338,369,643.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,039,271.55 : 626,574,189.15 = 245,195,395.89 : x
  2. Step 2: Convert to fraction form
    454,039,271.55/626,574,189.15 = 245,195,395.89/x
  3. Step 3: Cross multiply
    454,039,271.55x = 626,574,189.15 × 245,195,395.89
  4. Step 4: Simplify right side
    454,039,271.55x = 153,633,106,363,089,984
  5. Step 5: Solve for x
    x = 153,633,106,363,089,984/454,039,271.55
  6. Step 6: Final answer
    x = 338,369,643.31

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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.