Home / 147,619,929.60-221,429,894.40-61,329,657.60

Finding the Fourth Proportional to 147,619,929.60, 221,429,894.40 and 61,329,657.60

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Solution

The fourth proportional to 147,619,929.60, 221,429,894.40 and 61,329,657.60 is: 91,994,486.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,619,929.60 : 221,429,894.40 = 61,329,657.60 : x
  2. Step 2: Convert to fraction form
    147,619,929.60/221,429,894.40 = 61,329,657.60/x
  3. Step 3: Cross multiply
    147,619,929.60x = 221,429,894.40 × 61,329,657.60
  4. Step 4: Simplify right side
    147,619,929.60x = 13,580,219,605,956,158
  5. Step 5: Solve for x
    x = 13,580,219,605,956,158/147,619,929.60
  6. Step 6: Final answer
    x = 91,994,486.40

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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.