Home / 1,417,249,341.60-2,125,874,012.40-1,219,978,442.40

Finding the Fourth Proportional to 1,417,249,341.60, 2,125,874,012.40 and 1,219,978,442.40

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Solution

The fourth proportional to 1,417,249,341.60, 2,125,874,012.40 and 1,219,978,442.40 is: 1,829,967,663.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,249,341.60 : 2,125,874,012.40 = 1,219,978,442.40 : x
  2. Step 2: Convert to fraction form
    1,417,249,341.60/2,125,874,012.40 = 1,219,978,442.40/x
  3. Step 3: Cross multiply
    1,417,249,341.60x = 2,125,874,012.40 × 1,219,978,442.40
  4. Step 4: Simplify right side
    1,417,249,341.60x = 2,593,520,466,386,390,528
  5. Step 5: Solve for x
    x = 2,593,520,466,386,390,528/1,417,249,341.60
  6. Step 6: Final answer
    x = 1,829,967,663.60

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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.