Home / 619,178,421.51-854,455,409.69-336,911,339.93

Finding the Fourth Proportional to 619,178,421.51, 854,455,409.69 and 336,911,339.93

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Solution

The fourth proportional to 619,178,421.51, 854,455,409.69 and 336,911,339.93 is: 464,931,766.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,178,421.51 : 854,455,409.69 = 336,911,339.93 : x
  2. Step 2: Convert to fraction form
    619,178,421.51/854,455,409.69 = 336,911,339.93/x
  3. Step 3: Cross multiply
    619,178,421.51x = 854,455,409.69 × 336,911,339.93
  4. Step 4: Simplify right side
    619,178,421.51x = 287,875,716,983,138,176
  5. Step 5: Solve for x
    x = 287,875,716,983,138,176/619,178,421.51
  6. Step 6: Final answer
    x = 464,931,766.00

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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.