Home / 142,249,534,582.41-213,386,843,960.80-40,147,037,475.77

Finding the Fourth Proportional to 142,249,534,582.41, 213,386,843,960.80 and 40,147,037,475.77

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Solution

The fourth proportional to 142,249,534,582.41, 213,386,843,960.80 and 40,147,037,475.77 is: 60,224,095,962.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,249,534,582.41 : 213,386,843,960.80 = 40,147,037,475.77 : x
  2. Step 2: Convert to fraction form
    142,249,534,582.41/213,386,843,960.80 = 40,147,037,475.77/x
  3. Step 3: Cross multiply
    142,249,534,582.41x = 213,386,843,960.80 × 40,147,037,475.77
  4. Step 4: Simplify right side
    142,249,534,582.41x = 8,566,849,621,330,949,570,560
  5. Step 5: Solve for x
    x = 8,566,849,621,330,949,570,560/142,249,534,582.41
  6. Step 6: Final answer
    x = 60,224,095,962.63

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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.