Home / 637,705,533.40-955,956,437.70-346,142,858.20

Finding the Fourth Proportional to 637,705,533.40, 955,956,437.70 and 346,142,858.20

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Solution

The fourth proportional to 637,705,533.40, 955,956,437.70 and 346,142,858.20 is: 518,887,599.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,705,533.40 : 955,956,437.70 = 346,142,858.20 : x
  2. Step 2: Convert to fraction form
    637,705,533.40/955,956,437.70 = 346,142,858.20/x
  3. Step 3: Cross multiply
    637,705,533.40x = 955,956,437.70 × 346,142,858.20
  4. Step 4: Simplify right side
    637,705,533.40x = 330,897,493,660,168,256
  5. Step 5: Solve for x
    x = 330,897,493,660,168,256/637,705,533.40
  6. Step 6: Final answer
    x = 518,887,599.89

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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.