Finding the Fourth Proportional to 99,774,461.24, 136,688,726.87 and 96,044,126.78
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Solution
The fourth proportional to 99,774,461.24, 136,688,726.87 and 96,044,126.78 is: 131,578,254.09
Step by Step Solution
- Step 1: Write the proportion equation
99,774,461.24 : 136,688,726.87 = 96,044,126.78 : x - Step 2: Convert to fraction form
99,774,461.24/136,688,726.87 = 96,044,126.78/x - Step 3: Cross multiply
99,774,461.24x = 136,688,726.87 × 96,044,126.78 - Step 4: Simplify right side
99,774,461.24x = 13,128,149,412,418,854 - Step 5: Solve for x
x = 13,128,149,412,418,854/99,774,461.24 - Step 6: Final answer
x = 131,578,254.09
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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.