Home / 180,511,539,761.85-249,102,573,660.49-99,219,624,875.34

Finding the Fourth Proportional to 180,511,539,761.85, 249,102,573,660.49 and 99,219,624,875.34

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Solution

The fourth proportional to 180,511,539,761.85, 249,102,573,660.49 and 99,219,624,875.34 is: 136,921,240,307.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,511,539,761.85 : 249,102,573,660.49 = 99,219,624,875.34 : x
  2. Step 2: Convert to fraction form
    180,511,539,761.85/249,102,573,660.49 = 99,219,624,875.34/x
  3. Step 3: Cross multiply
    180,511,539,761.85x = 249,102,573,660.49 × 99,219,624,875.34
  4. Step 4: Simplify right side
    180,511,539,761.85x = 24,715,863,914,074,821,623,808
  5. Step 5: Solve for x
    x = 24,715,863,914,074,821,623,808/180,511,539,761.85
  6. Step 6: Final answer
    x = 136,921,240,307.86

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1.5x scale

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.