Home / 1,570,752,345.60-2,356,128,518.40-697,016,102.40

Finding the Fourth Proportional to 1,570,752,345.60, 2,356,128,518.40 and 697,016,102.40

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Solution

The fourth proportional to 1,570,752,345.60, 2,356,128,518.40 and 697,016,102.40 is: 1,045,524,153.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,752,345.60 : 2,356,128,518.40 = 697,016,102.40 : x
  2. Step 2: Convert to fraction form
    1,570,752,345.60/2,356,128,518.40 = 697,016,102.40/x
  3. Step 3: Cross multiply
    1,570,752,345.60x = 2,356,128,518.40 × 697,016,102.40
  4. Step 4: Simplify right side
    1,570,752,345.60x = 1,642,259,516,648,654,592
  5. Step 5: Solve for x
    x = 1,642,259,516,648,654,592/1,570,752,345.60
  6. Step 6: Final answer
    x = 1,045,524,153.60

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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.