Finding the Fourth Proportional to 124,803,237.04, 186,840,588.80 and 72,828,569.68
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Solution
The fourth proportional to 124,803,237.04, 186,840,588.80 and 72,828,569.68 is: 109,030,287.70
Step by Step Solution
- Step 1: Write the proportion equation
124,803,237.04 : 186,840,588.80 = 72,828,569.68 : x - Step 2: Convert to fraction form
124,803,237.04/186,840,588.80 = 72,828,569.68/x - Step 3: Cross multiply
124,803,237.04x = 186,840,588.80 × 72,828,569.68 - Step 4: Simplify right side
124,803,237.04x = 13,607,332,840,473,030 - Step 5: Solve for x
x = 13,607,332,840,473,030/124,803,237.04 - Step 6: Final answer
x = 109,030,287.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.