Home / 601,030,235.64-900,249,598.98-405,868,479.24

Finding the Fourth Proportional to 601,030,235.64, 900,249,598.98 and 405,868,479.24

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Solution

The fourth proportional to 601,030,235.64, 900,249,598.98 and 405,868,479.24 is: 607,927,711.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,030,235.64 : 900,249,598.98 = 405,868,479.24 : x
  2. Step 2: Convert to fraction form
    601,030,235.64/900,249,598.98 = 405,868,479.24/x
  3. Step 3: Cross multiply
    601,030,235.64x = 900,249,598.98 × 405,868,479.24
  4. Step 4: Simplify right side
    601,030,235.64x = 365,382,935,674,432,448
  5. Step 5: Solve for x
    x = 365,382,935,674,432,448/601,030,235.64
  6. Step 6: Final answer
    x = 607,927,711.47

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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.