Home / 507,147,967.80-760,721,951.70-183,989,849.40

Finding the Fourth Proportional to 507,147,967.80, 760,721,951.70 and 183,989,849.40

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Solution

The fourth proportional to 507,147,967.80, 760,721,951.70 and 183,989,849.40 is: 275,984,774.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,147,967.80 : 760,721,951.70 = 183,989,849.40 : x
  2. Step 2: Convert to fraction form
    507,147,967.80/760,721,951.70 = 183,989,849.40/x
  3. Step 3: Cross multiply
    507,147,967.80x = 760,721,951.70 × 183,989,849.40
  4. Step 4: Simplify right side
    507,147,967.80x = 139,965,117,328,557,088
  5. Step 5: Solve for x
    x = 139,965,117,328,557,088/507,147,967.80
  6. Step 6: Final answer
    x = 275,984,774.10

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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.