Home / 650,116,000.80-975,174,001.20-374,616,986.40

Finding the Fourth Proportional to 650,116,000.80, 975,174,001.20 and 374,616,986.40

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Solution

The fourth proportional to 650,116,000.80, 975,174,001.20 and 374,616,986.40 is: 561,925,479.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,116,000.80 : 975,174,001.20 = 374,616,986.40 : x
  2. Step 2: Convert to fraction form
    650,116,000.80/975,174,001.20 = 374,616,986.40/x
  3. Step 3: Cross multiply
    650,116,000.80x = 975,174,001.20 × 374,616,986.40
  4. Step 4: Simplify right side
    650,116,000.80x = 365,316,745,545,173,952
  5. Step 5: Solve for x
    x = 365,316,745,545,173,952/650,116,000.80
  6. Step 6: Final answer
    x = 561,925,479.60

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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.