Home / 586,590,508.40-879,885,762.60-314,492,716.40

Finding the Fourth Proportional to 586,590,508.40, 879,885,762.60 and 314,492,716.40

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Solution

The fourth proportional to 586,590,508.40, 879,885,762.60 and 314,492,716.40 is: 471,739,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,590,508.40 : 879,885,762.60 = 314,492,716.40 : x
  2. Step 2: Convert to fraction form
    586,590,508.40/879,885,762.60 = 314,492,716.40/x
  3. Step 3: Cross multiply
    586,590,508.40x = 879,885,762.60 × 314,492,716.40
  4. Step 4: Simplify right side
    586,590,508.40x = 276,717,663,601,759,520
  5. Step 5: Solve for x
    x = 276,717,663,601,759,520/586,590,508.40
  6. Step 6: Final answer
    x = 471,739,074.60

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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.